diff --git a/apps/vectorcraft/src/host_services.rs b/apps/vectorcraft/src/host_services.rs
index e25332b61..81a20e601 100644
--- a/apps/vectorcraft/src/host_services.rs
+++ b/apps/vectorcraft/src/host_services.rs
@@ -300,6 +300,8 @@ pub(crate) fn services(parent: Parent, ui: egui::Context) -> Services {
         reveal: Some(Box::new(reveal)),
         // Links panel: Edit Original; Package: Show Package. Relink to Folder and Package pick folders.
         open_file: Some(Box::new(open_file)),
+        // Edit Original of a raster image with Use System Defaults for Edit Original off (#5236).
+        open_in_photocraft: Some(Box::new(open_in_photocraft)),
         pick_folder: Some(Box::new(move || pick_now(PickRequest::Folder, &p4).into_iter().next())),
         // Sample Color from Screen: the system's color sampler.
         #[cfg(target_os = "macos")]
@@ -334,3 +336,281 @@ fn open_file(path: &str) -> Result<(), String> {
     c.arg(path);
     c.spawn().map(|_| ()).map_err(|e| format!("can't open {path}: {e}"))
 }
+
+/// Edit Original with Preferences › File Handling › Use System Defaults for Edit Original off
+/// (#5236): open the raster image `path` in PhotoCraft, found only where it installs
+/// ([`find_photocraft`]); `Ok(false)` when it isn't installed. PhotoCraft gets the path as its only
+/// argument and is never started through a shell.
+fn open_in_photocraft(path: &str) -> Result<bool, String> {
+    explorer_safe(path)?;
+    let home = std::env::var_os(if cfg!(windows) { "USERPROFILE" } else { "HOME" }).map(std::path::PathBuf::from);
+    let Some(app) = find_photocraft(home.as_deref(), std::env::var_os("PATH").as_deref()) else { return Ok(false) };
+    #[cfg(target_os = "macos")]
+    let mut c = {
+        let mut c = std::process::Command::new("open");
+        c.arg("-a").arg(&app).arg(path);
+        c
+    };
+    #[cfg(not(target_os = "macos"))]
+    let mut c = {
+        let mut c = std::process::Command::new(&app);
+        c.arg(path);
+        c
+    };
+    // macOS: `open` returns once Launch Services has the request, so a short wait reports an app
+    // it can't open (a folder named `.app` that isn't a bundle). The wait is capped so a stalled
+    // `open` never holds the window: past it, the launch is left to run. Elsewhere the editor
+    // itself runs: waiting would last until it closes.
+    #[cfg(target_os = "macos")]
+    {
+        const WAIT: std::time::Duration = std::time::Duration::from_secs(2);
+        let fail = |why: String| format!("can't open {path} in {}: {why}", app.display());
+        let mut child = c.stderr(std::process::Stdio::piped()).spawn().map_err(|e| fail(e.to_string()))?;
+        let started = std::time::Instant::now();
+        loop {
+            match child.try_wait() {
+                Ok(Some(status)) if status.success() => return Ok(true),
+                Ok(Some(status)) => {
+                    let mut why = String::new();
+                    if let Some(mut err) = child.stderr.take() {
+                        // Best effort: without its message the exit status says why.
+                        let _ = std::io::Read::read_to_string(&mut err, &mut why);
+                    }
+                    let why = why.trim().to_string();
+                    return Err(fail(if why.is_empty() { status.to_string() } else { why }));
+                }
+                Ok(None) if started.elapsed() < WAIT => std::thread::sleep(std::time::Duration::from_millis(20)),
+                Ok(None) => {
+                    // Reaped off the UI thread once it ends.
+                    std::thread::spawn(move || {
+                        let _ = child.wait();
+                    });
+                    return Ok(true);
+                }
+                Err(e) => return Err(fail(e.to_string())),
+            }
+        }
+    }
+    #[cfg(not(target_os = "macos"))]
+    c.spawn().map(|_| true).map_err(|e| format!("can't open {path} in {}: {e}", app.display()))
+}
+
+/// PhotoCraft where it is installed: the first of [`photocraft_candidates`] that is an application.
+pub(crate) fn find_photocraft(home: Option<&std::path::Path>, path_var: Option<&std::ffi::OsStr>) -> Option<std::path::PathBuf> {
+    photocraft_candidates(home, path_var).into_iter().find(|p| check_app(p).is_ok())
+}
+
+/// Where PhotoCraft may be installed: the Applications folders on macOS; on Windows where its
+/// installer puts it ([`windows_candidates`]); else a `photocraft` program on the `PATH`.
+pub(crate) fn photocraft_candidates(home: Option<&std::path::Path>, path_var: Option<&std::ffi::OsStr>) -> Vec<std::path::PathBuf> {
+    if cfg!(target_os = "macos") {
+        let mut v = vec![std::path::PathBuf::from("/Applications/PhotoCraft.app")];
+        v.extend(home.map(|h| h.join("Applications/PhotoCraft.app")));
+        return v;
+    }
+    let name = if cfg!(windows) { "photocraft.exe" } else { "photocraft" };
+    let on_path = path_var.map(|p| std::env::split_paths(p).map(|dir| dir.join(name)).collect()).unwrap_or_default();
+    if cfg!(windows) {
+        let folders: Vec<std::path::PathBuf> = [
+            std::env::var_os("LOCALAPPDATA").map(|d| std::path::PathBuf::from(d).join("Programs")),
+            std::env::var_os("ProgramW6432").map(std::path::PathBuf::from),
+            std::env::var_os("ProgramFiles").map(std::path::PathBuf::from),
+        ]
+        .into_iter()
+        .flatten()
+        .collect();
+        return windows_candidates(registered_photocraft(), &folders, on_path);
+    }
+    on_path
+}
+
+/// Windows: PhotoCraft's installer puts it in `ArtCraft\PhotoCraft` under a folder of
+/// `program_folders` (for the current user `%LOCALAPPDATA%\Programs`, for everyone Program Files)
+/// and registers its path under App Paths, which also covers a folder chosen in setup. So: the
+/// `registered` paths first, then those folders, then `on_path`.
+pub(crate) fn windows_candidates(
+    registered: Vec<std::path::PathBuf>,
+    program_folders: &[std::path::PathBuf],
+    on_path: Vec<std::path::PathBuf>,
+) -> Vec<std::path::PathBuf> {
+    let mut v = registered;
+    for f in program_folders {
+        let p = f.join("ArtCraft").join("PhotoCraft").join("photocraft.exe");
+        if !v.contains(&p) {
+            v.push(p);
+        }
+    }
+    v.extend(on_path);
+    v
+}
+
+/// The paths PhotoCraft's installer registers under App Paths, for the current user and then for
+/// everyone (`reg query`, so no extra dependency; a hidden console window).
+#[cfg(windows)]
+fn registered_photocraft() -> Vec<std::path::PathBuf> {
+    use std::os::windows::process::CommandExt as _;
+    const CREATE_NO_WINDOW: u32 = 0x0800_0000;
+    // reg.exe by its full path, so nothing named `reg` in the app's folder or on PATH runs instead.
+    let root = std::env::var_os("SystemRoot").map(std::path::PathBuf::from).unwrap_or_else(|| r"C:\Windows".into());
+    ["HKCU", "HKLM"]
+        .into_iter()
+        .filter_map(|hive| {
+            let key = format!(r"{hive}\Software\Microsoft\Windows\CurrentVersion\App Paths\photocraft.exe");
+            let out = std::process::Command::new(root.join("System32").join("reg.exe"))
+                .args(["query", &key, "/ve"])
+                .creation_flags(CREATE_NO_WINDOW)
+                .output()
+                .ok()?;
+            registered_path(&String::from_utf8_lossy(&out.stdout))
+        })
+        .collect()
+}
+
+#[cfg(not(windows))]
+fn registered_photocraft() -> Vec<std::path::PathBuf> {
+    Vec::new()
+}
+
+/// The path in `reg query … /ve` output like
+/// `    (Default)    REG_SZ    C:\Program Files\ArtCraft\PhotoCraft\photocraft.exe`.
+#[cfg_attr(not(any(windows, test)), allow(dead_code))]
+pub(crate) fn registered_path(text: &str) -> Option<std::path::PathBuf> {
+    text.lines().find_map(|l| l.split_once("REG_SZ")).map(|(_, v)| v.trim().trim_matches('"')).filter(|v| !v.is_empty()).map(std::path::PathBuf::from)
+}
+
+/// Is `app` an application Edit Original may start: an `.app` bundle on macOS, an `.exe` on
+/// Windows, an executable file elsewhere? Anything else (a document, a folder, a script on
+/// Windows) found where PhotoCraft installs is not taken for it.
+pub(crate) fn check_app(app: &std::path::Path) -> Result<(), String> {
+    let ext = app.extension().map(|e| e.to_string_lossy().to_ascii_lowercase()).unwrap_or_default();
+    let ok = if cfg!(target_os = "macos") {
+        ext == "app" && app.is_dir()
+    } else if cfg!(windows) {
+        ext == "exe" && app.is_file()
+    } else {
+        executable_file(app)
+    };
+    if ok { Ok(()) } else { Err(format!("{} isn't an application Edit Original can open files in", app.display())) }
+}
+
+#[cfg(unix)]
+fn executable_file(p: &std::path::Path) -> bool {
+    use std::os::unix::fs::PermissionsExt as _;
+    std::fs::metadata(p).is_ok_and(|m| m.is_file() && m.permissions().mode() & 0o111 != 0)
+}
+
+#[cfg(not(unix))]
+fn executable_file(p: &std::path::Path) -> bool {
+    p.is_file()
+}
+
+#[cfg(test)]
+mod open_with_tests {
+    use super::{check_app, find_photocraft, photocraft_candidates, registered_path, windows_candidates};
+
+    /// A fresh, empty folder under the system's temporary folder.
+    fn scratch(name: &str) -> std::path::PathBuf {
+        let d = std::env::temp_dir().join(format!("vc-open-with-{name}-{}", std::process::id()));
+        let _ = std::fs::remove_dir_all(&d);
+        std::fs::create_dir_all(&d).unwrap();
+        d
+    }
+
+    /// #5236: only an application counts as PhotoCraft, never a document, a folder or a missing
+    /// path.
+    #[test]
+    fn only_applications_are_started() {
+        let d = scratch("check");
+        let doc = d.join("notes.txt");
+        std::fs::write(&doc, "hi").unwrap();
+        assert!(check_app(&doc).is_err(), "a document");
+        assert!(check_app(&d).is_err(), "a folder");
+        assert!(check_app(&d.join("Missing.app")).is_err(), "a missing path");
+        if cfg!(target_os = "macos") {
+            let app = d.join("Editor.app");
+            std::fs::create_dir_all(&app).unwrap();
+            assert!(check_app(&app).is_ok(), "an .app bundle");
+        }
+        #[cfg(all(unix, not(target_os = "macos")))]
+        {
+            use std::os::unix::fs::PermissionsExt as _;
+            let tool = d.join("editor");
+            std::fs::write(&tool, "#!/bin/sh\n").unwrap();
+            assert!(check_app(&tool).is_err(), "not executable yet");
+            std::fs::set_permissions(&tool, std::fs::Permissions::from_mode(0o755)).unwrap();
+            assert!(check_app(&tool).is_ok(), "an executable file");
+        }
+        let _ = std::fs::remove_dir_all(&d);
+    }
+
+    /// PhotoCraft is looked for only where it installs.
+    #[test]
+    fn photocraft_is_found_where_it_installs() {
+        let d = scratch("find");
+        if cfg!(target_os = "macos") {
+            let candidates = photocraft_candidates(Some(&d), None);
+            assert_eq!(candidates.first().map(|p| p.to_string_lossy().into_owned()).as_deref(), Some("/Applications/PhotoCraft.app"));
+            assert!(candidates.contains(&d.join("Applications/PhotoCraft.app")), "{candidates:?}");
+            std::fs::create_dir_all(d.join("Applications/PhotoCraft.app")).unwrap();
+            assert!(find_photocraft(Some(&d), None).unwrap().ends_with("PhotoCraft.app"));
+        } else {
+            let bin = d.join("bin");
+            std::fs::create_dir_all(&bin).unwrap();
+            let path_var = std::env::join_paths([&bin]).unwrap();
+            // On Windows an installed PhotoCraft (registered, or in a program folder) comes first, so
+            // there only the `PATH` candidate is checked.
+            if !cfg!(windows) {
+                assert!(find_photocraft(None, Some(&path_var)).is_none(), "not installed");
+            }
+            let exe = bin.join(if cfg!(windows) { "photocraft.exe" } else { "photocraft" });
+            std::fs::write(&exe, "").unwrap();
+            #[cfg(unix)]
+            {
+                use std::os::unix::fs::PermissionsExt as _;
+                std::fs::set_permissions(&exe, std::fs::Permissions::from_mode(0o755)).unwrap();
+            }
+            if cfg!(windows) {
+                assert_eq!(photocraft_candidates(None, Some(&path_var)).last(), Some(&exe));
+                assert!(check_app(&exe).is_ok());
+            } else {
+                assert_eq!(find_photocraft(None, Some(&path_var)), Some(exe));
+            }
+        }
+        let _ = std::fs::remove_dir_all(&d);
+    }
+
+    /// #5327 review: on Windows PhotoCraft is looked for where its installer puts it: the path it
+    /// registers, then `ArtCraft\PhotoCraft` in the per-user and per-machine program folders, then
+    /// the `PATH`.
+    #[test]
+    fn windows_looks_where_the_photocraft_installer_puts_it() {
+        use std::path::PathBuf;
+        let registered = vec![PathBuf::from("D:/Tools/PhotoCraft/photocraft.exe")];
+        let folders = [PathBuf::from("C:/Users/me/AppData/Local/Programs"), PathBuf::from("C:/Program Files"), PathBuf::from("C:/Program Files")];
+        let on_path = vec![PathBuf::from("C:/bin/photocraft.exe")];
+        let exe = |f: &str| PathBuf::from(f).join("ArtCraft").join("PhotoCraft").join("photocraft.exe");
+        assert_eq!(
+            windows_candidates(registered, &folders, on_path),
+            [
+                PathBuf::from("D:/Tools/PhotoCraft/photocraft.exe"),
+                exe("C:/Users/me/AppData/Local/Programs"),
+                exe("C:/Program Files"),
+                PathBuf::from("C:/bin/photocraft.exe"),
+            ]
+        );
+    }
+
+    /// The registered path is read from `reg query … /ve` output, spaces and quotes included;
+    /// no value, no path.
+    #[test]
+    fn the_registered_path_is_read_from_reg_query() {
+        let out = "\r\nHKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\photocraft.exe\r\n    (Default)    REG_SZ    C:\\Program Files\\ArtCraft\\PhotoCraft\\photocraft.exe\r\n";
+        assert_eq!(registered_path(out), Some(std::path::PathBuf::from(r"C:\Program Files\ArtCraft\PhotoCraft\photocraft.exe")));
+        assert_eq!(
+            registered_path("    (Standard)    REG_SZ    \"C:\\A B\\photocraft.exe\""),
+            Some(std::path::PathBuf::from(r"C:\A B\photocraft.exe"))
+        );
+        assert_eq!(registered_path("ERROR: The system was unable to find the specified registry key or value."), None);
+        assert_eq!(registered_path("    (Default)    REG_SZ    "), None);
+    }
+}
diff --git a/crates/engine/src/cmd/prefscmds.rs b/crates/engine/src/cmd/prefscmds.rs
index 6950eeaac..ad24afacb 100644
--- a/crates/engine/src/cmd/prefscmds.rs
+++ b/crates/engine/src/cmd/prefscmds.rs
@@ -372,6 +372,8 @@ pub const PREF_SPECS: &[PrefSpec] = &[
     p!("newArtBasic", "General", "Appearance Panel", "New Art Has Basic Appearance", bool),
     // File Handling (continued)
     p!("templatesFolder", "File Handling", "Files", "Templates Folder", text),
+    // Off: raster images open in PhotoCraft where it is installed (#5236).
+    p!("editOriginalSystemDefaults", "File Handling", "Files", "Use System Defaults for Edit Original", bool),
     p!("appendConverted", "File Handling", "Files", "Mark Older Files as [Converted] When Opened", bool),
     // Native saves (`document.save {compress}`)
     p!("useCompression", "File Handling", "Files", "Use Compression", bool),
diff --git a/crates/engine/src/prefs.rs b/crates/engine/src/prefs.rs
index db3ee7e75..5deb00ddd 100644
--- a/crates/engine/src/prefs.rs
+++ b/crates/engine/src/prefs.rs
@@ -253,6 +253,10 @@ pub struct Prefs {
     // File Handling (continued)
     /// Where Save as Template and New from Template start ("" = `Documents/VectorCraft Templates`).
     pub templates_folder: String,
+    /// File Handling → Use System Defaults for Edit Original (#5236): Links panel › Edit Original
+    /// opens a linked file in the system's default app for it; off, in the app that made it
+    /// (PhotoCraft for a raster image, where it is installed; the system's app otherwise).
+    pub edit_original_system_defaults: bool,
     /// Open older native files as "<name> [Converted]" so Save asks for a new name.
     pub append_converted: bool,
     /// File Handling → Use Compression: native saves are gzip-compressed (`document.save
@@ -464,6 +468,7 @@ impl Default for Prefs {
             pdf_presets: vec![],
             screen_export_presets: vec![],
             templates_folder: String::new(),
+            edit_original_system_defaults: true,
             append_converted: true,
             use_compression: false,
             web_export_presets: vec![],
diff --git a/crates/ui-egui/src/i18n/bg.tsv b/crates/ui-egui/src/i18n/bg.tsv
index df04d2843..b56d79bc6 100644
--- a/crates/ui-egui/src/i18n/bg.tsv
+++ b/crates/ui-egui/src/i18n/bg.tsv
@@ -1799,6 +1799,7 @@ font-technology	Variable	Променливи
 	Manually	Ръчно
 	Mark as trapped	Маркиране като прехванато
 	Mark Older Files as [Converted] When Opened	Маркиране на по-стари файлове като [Конвертирани] при отваряне
+	Use System Defaults for Edit Original	Системни настройки по подразбиране за „Редактиране на оригинал“
 	Marker…	Маркер…
 	Marks	Маркери
 	Marks and Bleed	Маркери и изтичане
diff --git a/crates/ui-egui/src/i18n/bs.tsv b/crates/ui-egui/src/i18n/bs.tsv
index 95c7fadfa..0e2af6d29 100644
--- a/crates/ui-egui/src/i18n/bs.tsv
+++ b/crates/ui-egui/src/i18n/bs.tsv
@@ -3560,6 +3560,7 @@ theme	Appearance	Izgled
 	List Preferences	Izlistaj postavke
 	Manually	Ručno
 	Mark Older Files as [Converted] When Opened	Označi starije datoteke kao [Pretvoreno] pri otvaranju
+	Use System Defaults for Edit Original	Koristi sistemske zadane postavke za Uredi original
 	Match User Interface Brightness	Uskladi sa svjetlinom korisničkog interfejsa
 	Light Gray	Svijetlosiva
 	Medium Gray	Srednje siva
diff --git a/crates/ui-egui/src/i18n/ca.tsv b/crates/ui-egui/src/i18n/ca.tsv
index b656559e4..c3b297439 100644
--- a/crates/ui-egui/src/i18n/ca.tsv
+++ b/crates/ui-egui/src/i18n/ca.tsv
@@ -2330,6 +2330,7 @@ digits	Malayalam	Malaiàlam
 	Manually	Manualment
 	Mark as trapped	Marca com a reventat
 	Mark Older Files as [Converted] When Opened	Marca els fitxers antics com a [Convertit] en obrir-los
+	Use System Defaults for Edit Original	Utilitza els valors per defecte del sistema per a Edita l’original
 	Marker…	Marcador…
 	Marks	Marques
 	Marks and Bleed	Marques i sangrat
diff --git a/crates/ui-egui/src/i18n/cs.tsv b/crates/ui-egui/src/i18n/cs.tsv
index fc7698da6..985829f34 100644
--- a/crates/ui-egui/src/i18n/cs.tsv
+++ b/crates/ui-egui/src/i18n/cs.tsv
@@ -3601,6 +3601,7 @@ theme	Appearance	Motiv
 	List Preferences	Vypsat předvolby
 	Manually	Ručně
 	Mark Older Files as [Converted] When Opened	Při otevření označit starší soubory jako [Converted]
+	Use System Defaults for Edit Original	Pro Upravit originál použít výchozí aplikace systému
 	Match User Interface Brightness	Odpovídat jasu uživatelského rozhraní
 	Light Gray	Světle šedá
 	Medium Gray	Středně šedá
diff --git a/crates/ui-egui/src/i18n/da.tsv b/crates/ui-egui/src/i18n/da.tsv
index c8a92d7d3..a82b470a5 100644
--- a/crates/ui-egui/src/i18n/da.tsv
+++ b/crates/ui-egui/src/i18n/da.tsv
@@ -3328,6 +3328,7 @@ theme	Appearance	Udseende
 	List Preferences	Oplist indstillinger
 	Manually	Manuelt
 	Mark Older Files as [Converted] When Opened	Markér ældre filer som [konverteret] ved åbning
+	Use System Defaults for Edit Original	Anvend systemets standarder til Redigér original
 	Match User Interface Brightness	Match lysstyrken i brugergrænsefladen
 	Light Gray	Lysegrå
 	Medium Gray	Mellemgrå
diff --git a/crates/ui-egui/src/i18n/de.tsv b/crates/ui-egui/src/i18n/de.tsv
index 1504af382..c36884743 100644
--- a/crates/ui-egui/src/i18n/de.tsv
+++ b/crates/ui-egui/src/i18n/de.tsv
@@ -1861,6 +1861,7 @@ file-filter	Templates	Vorlagen
 	Manually	Manuell
 	Mark as trapped	Als überfüllt kennzeichnen
 	Mark Older Files as [Converted] When Opened	Ältere Dateien beim Öffnen als [Konvertiert] kennzeichnen
+	Use System Defaults for Edit Original	Systemstandards für „Original bearbeiten“ verwenden
 	Marker…	Markierung…
 	Marks	Marken
 	Marks and Bleed	Marken und Anschnitt
diff --git a/crates/ui-egui/src/i18n/el.tsv b/crates/ui-egui/src/i18n/el.tsv
index de8b95f0a..bfae8c355 100644
--- a/crates/ui-egui/src/i18n/el.tsv
+++ b/crates/ui-egui/src/i18n/el.tsv
@@ -2651,6 +2651,7 @@ theme	Appearance	Εμφάνιση
 	Manually	Χειροκίνητα
 	Mark as trapped	Σήμανση ως επικαλυπτόμενου
 	Mark Older Files as [Converted] When Opened	Σήμανση παλαιότερων αρχείων ως [Μετατράπηκε] κατά το άνοιγμα
+	Use System Defaults for Edit Original	Χρήση προεπιλογών συστήματος για την Επεξεργασία πρωτοτύπου
 	Marker…	Δείκτης…
 	Marks	Σημάδια
 	Marks and Bleed	Σημάδια και ξάκρισμα
diff --git a/crates/ui-egui/src/i18n/es.tsv b/crates/ui-egui/src/i18n/es.tsv
index ccf04f1f4..62c5bbccd 100644
--- a/crates/ui-egui/src/i18n/es.tsv
+++ b/crates/ui-egui/src/i18n/es.tsv
@@ -1864,6 +1864,7 @@ font-technology	Variable	Variables
 	Manually	Manualmente
 	Mark as trapped	Marcar como reventado
 	Mark Older Files as [Converted] When Opened	Marcar archivos antiguos como [Convertido] al abrirlos
+	Use System Defaults for Edit Original	Usar valores predeterminados del sistema para Editar original
 	Marker…	Marcador…
 	Marks	Marcas
 	Marks and Bleed	Marcas y sangrado
diff --git a/crates/ui-egui/src/i18n/fi.tsv b/crates/ui-egui/src/i18n/fi.tsv
index 048efe166..9586138d6 100644
--- a/crates/ui-egui/src/i18n/fi.tsv
+++ b/crates/ui-egui/src/i18n/fi.tsv
@@ -3525,6 +3525,7 @@ theme	Appearance	Ulkoasu
 	List Preferences	Luettele asetukset
 	Manually	Manuaalisesti
 	Mark Older Files as [Converted] When Opened	Merkitse vanhemmat tiedostot [Muunnettu] avattaessa
+	Use System Defaults for Edit Original	Käytä järjestelmän oletuksia toiminnossa Muokkaa alkuperäistä
 	Match User Interface Brightness	Sovita käyttöliittymän kirkkauteen
 	Light Gray	Vaaleanharmaa
 	Medium Gray	Keskiharmaa
diff --git a/crates/ui-egui/src/i18n/fr.tsv b/crates/ui-egui/src/i18n/fr.tsv
index a42c01e8d..d0003abb0 100644
--- a/crates/ui-egui/src/i18n/fr.tsv
+++ b/crates/ui-egui/src/i18n/fr.tsv
@@ -1858,6 +1858,7 @@ font-technology	Variable	Variables
 	Manually	Manuellement
 	Mark as trapped	Marquer comme grossi-maigri
 	Mark Older Files as [Converted] When Opened	Marquer les anciens fichiers comme [Converti] à l’ouverture
+	Use System Defaults for Edit Original	Utiliser les applications par défaut du système pour Modifier l’original
 	Marker…	Marqueur…
 	Marks	Repères
 	Marks and Bleed	Repères et fond perdu
diff --git a/crates/ui-egui/src/i18n/hu.tsv b/crates/ui-egui/src/i18n/hu.tsv
index 12e8b0ec1..e3fee02cb 100644
--- a/crates/ui-egui/src/i18n/hu.tsv
+++ b/crates/ui-egui/src/i18n/hu.tsv
@@ -2351,6 +2351,7 @@ file-filter	Templates	Sablonok
 	Manually	Kézzel
 	Mark as trapped	Megjelölés csapdázottként
 	Mark Older Files as [Converted] When Opened	Régebbi fájlok megjelölése [Átalakítva] címkével megnyitáskor
+	Use System Defaults for Edit Original	Rendszer alapértelmezéseinek használata az Eredeti szerkesztéséhez
 	Marker…	Jelölő…
 	Marks	Jelek
 	Marks and Bleed	Jelek és kifutó
diff --git a/crates/ui-egui/src/i18n/id.tsv b/crates/ui-egui/src/i18n/id.tsv
index 19d46d86c..cf0e676a5 100644
--- a/crates/ui-egui/src/i18n/id.tsv
+++ b/crates/ui-egui/src/i18n/id.tsv
@@ -3328,6 +3328,7 @@ theme	Appearance	Tampilan
 	List Preferences	Daftarkan preferensi
 	Manually	Secara manual
 	Mark Older Files as [Converted] When Opened	Tandai file lama sebagai [Converted] saat dibuka
+	Use System Defaults for Edit Original	Gunakan default sistem untuk Edit asli
 	Match User Interface Brightness	Sesuaikan dengan kecerahan antarmuka pengguna
 	Light Gray	Abu-abu terang
 	Medium Gray	Abu-abu sedang
diff --git a/crates/ui-egui/src/i18n/it.tsv b/crates/ui-egui/src/i18n/it.tsv
index 6ff9da125..26c53586e 100644
--- a/crates/ui-egui/src/i18n/it.tsv
+++ b/crates/ui-egui/src/i18n/it.tsv
@@ -1893,6 +1893,7 @@ file-filter	Templates	Modelli
 	Manually	Manualmente
 	Mark as trapped	Contrassegna come sottoposto a trapping
 	Mark Older Files as [Converted] When Opened	Contrassegna i file meno recenti come [Convertito] all'apertura
+	Use System Defaults for Edit Original	Usa le impostazioni predefinite di sistema per Modifica originale
 	Marker…	Indicatore…
 	Marks	Segni
 	Marks and Bleed	Segni e abbondanza
diff --git a/crates/ui-egui/src/i18n/ja.tsv b/crates/ui-egui/src/i18n/ja.tsv
index 53c779802..74404bb57 100644
--- a/crates/ui-egui/src/i18n/ja.tsv
+++ b/crates/ui-egui/src/i18n/ja.tsv
@@ -2094,6 +2094,7 @@ digits	Malayalam	マラヤーラム数字
 	Manage Workspaces	ワークスペースを管理
 	Manually	手動
 	Mark Older Files as [Converted] When Opened	古いファイルを開くときに[変換]と表示
+	Use System Defaults for Edit Original	「オリジナルを編集」にシステムのデフォルトを使用
 	Mark as trapped	トラップ済みとしてマーク
 	Marks	トンボ
 	Match User Interface Brightness	ユーザーインターフェイスの明るさに合わせる
diff --git a/crates/ui-egui/src/i18n/ka.tsv b/crates/ui-egui/src/i18n/ka.tsv
index 937db59f0..ea9b2d73a 100644
--- a/crates/ui-egui/src/i18n/ka.tsv
+++ b/crates/ui-egui/src/i18n/ka.tsv
@@ -3138,6 +3138,7 @@ theme	Appearance	იერსახე
 	List Preferences	პარამეტრების სია
 	Manually	ხელით
 	Mark Older Files as [Converted] When Opened	ძველი ფაილების მარკირება როგორც [გარდაქმნილი] გახსნისას
+	Use System Defaults for Edit Original	სისტემის ნაგულისხმევის გამოყენება ორიგინალის რედაქტირებისთვის
 	Match User Interface Brightness	ინტერფეისის სიკაშკაშესთან შესაბამისობა
 	Light Gray	ღია ნაცრისფერი
 	Medium Gray	საშუალო ნაცრისფერი
diff --git a/crates/ui-egui/src/i18n/ko.tsv b/crates/ui-egui/src/i18n/ko.tsv
index 550556091..a94da4fea 100644
--- a/crates/ui-egui/src/i18n/ko.tsv
+++ b/crates/ui-egui/src/i18n/ko.tsv
@@ -2084,6 +2084,7 @@ digits	Malayalam	말라얄람어
 	Manage Workspaces	작업 영역 관리
 	Manually	수동
 	Mark Older Files as [Converted] When Opened	열 때 이전 파일을 [Converted]로 표시
+	Use System Defaults for Edit Original	원본 편집에 시스템 기본값 사용
 	Mark as trapped	트래핑됨으로 표시
 	Marks	표시
 	Match User Interface Brightness	사용자 인터페이스 밝기에 맞춤
diff --git a/crates/ui-egui/src/i18n/nl.tsv b/crates/ui-egui/src/i18n/nl.tsv
index a32aa110e..ce5749745 100644
--- a/crates/ui-egui/src/i18n/nl.tsv
+++ b/crates/ui-egui/src/i18n/nl.tsv
@@ -3342,6 +3342,7 @@ theme	Appearance	Vormgeving
 	List Preferences	Voorkeuren weergeven
 	Manually	Handmatig
 	Mark Older Files as [Converted] When Opened	Oudere bestanden bij het openen markeren als [geconverteerd]
+	Use System Defaults for Edit Original	Systeemstandaarden gebruiken voor Origineel bewerken
 	Match User Interface Brightness	Aanpassen aan helderheid van gebruikersinterface
 	Light Gray	Lichtgrijs
 	Medium Gray	Middelgrijs
diff --git a/crates/ui-egui/src/i18n/pl.tsv b/crates/ui-egui/src/i18n/pl.tsv
index 0ca41d1c3..2fe05541c 100644
--- a/crates/ui-egui/src/i18n/pl.tsv
+++ b/crates/ui-egui/src/i18n/pl.tsv
@@ -3464,6 +3464,7 @@ theme	Appearance	Wygląd
 	List Preferences	Wyświetl preferencje
 	Manually	Ręcznie
 	Mark Older Files as [Converted] When Opened	Oznaczaj starsze pliki jako [Przekonwertowane] przy otwieraniu
+	Use System Defaults for Edit Original	Używaj ustawień domyślnych systemu dla polecenia Edytuj oryginał
 	Match User Interface Brightness	Dopasuj do jasności interfejsu
 	Light Gray	Jasnoszary
 	Medium Gray	Średnio szary
diff --git a/crates/ui-egui/src/i18n/pt-br.tsv b/crates/ui-egui/src/i18n/pt-br.tsv
index 2639bf40e..8eefed3c3 100644
--- a/crates/ui-egui/src/i18n/pt-br.tsv
+++ b/crates/ui-egui/src/i18n/pt-br.tsv
@@ -1585,6 +1585,7 @@
 	Manage Workspaces…	Gerenciar Espaços de Trabalho…
 	Manually	Manualmente
 	Mark Older Files as [Converted] When Opened	Marcar Arquivos Antigos como [Convertido] Ao Abrir
+	Use System Defaults for Edit Original	Usar Padrões do Sistema para Editar Original
 	Mark as trapped	Marcar como sobreimpresso
 	Marker…	Marcador…
 	Marks	Marcas
diff --git a/crates/ui-egui/src/i18n/ru.tsv b/crates/ui-egui/src/i18n/ru.tsv
index 5b00ad23f..b8151defb 100644
--- a/crates/ui-egui/src/i18n/ru.tsv
+++ b/crates/ui-egui/src/i18n/ru.tsv
@@ -1890,6 +1890,7 @@ file-filter	Templates	Шаблоны
 	Manually	Вручную
 	Mark as trapped	Пометить как треппинг
 	Mark Older Files as [Converted] When Opened	Помечать старые файлы как [Преобразованные] при открытии
+	Use System Defaults for Edit Original	Использовать системные значения по умолчанию для «Редактировать оригинал»
 	Marker…	Маркер…
 	Marks	Метки
 	Marks and Bleed	Метки и вылет
diff --git a/crates/ui-egui/src/i18n/sv.tsv b/crates/ui-egui/src/i18n/sv.tsv
index 49f70795a..b0f8e46ee 100644
--- a/crates/ui-egui/src/i18n/sv.tsv
+++ b/crates/ui-egui/src/i18n/sv.tsv
@@ -1805,6 +1805,7 @@ font-technology	Variable	Variabla
 	Manually	Manuellt
 	Mark as trapped	Märk som överfyllt
 	Mark Older Files as [Converted] When Opened	Märk äldre filer som [Konverterad] när de öppnas
+	Use System Defaults for Edit Original	Använd systemets standardinställningar för Redigera original
 	Marker…	Markör…
 	Marks	Märken
 	Marks and Bleed	Märken och utfall
diff --git a/crates/ui-egui/src/i18n/tr.tsv b/crates/ui-egui/src/i18n/tr.tsv
index 9e9a07513..b101f8bda 100644
--- a/crates/ui-egui/src/i18n/tr.tsv
+++ b/crates/ui-egui/src/i18n/tr.tsv
@@ -1699,6 +1699,7 @@ font-technology	Variable	Değişken
 	Manually	Manuel olarak
 	Mark as trapped	Sıkışmış olarak işaretle
 	Mark Older Files as [Converted] When Opened	Eski Dosyaları Açıldığında [Dönüştürülmüş] Olarak İşaretle
+	Use System Defaults for Edit Original	Orijinali Düzenle için Sistem Varsayılanlarını Kullan
 	Marker…	işaretleyici…
 	Marks	İşaretler
 	Marks and Bleed	İşaretler ve Taşma Payı
diff --git a/crates/ui-egui/src/i18n/uk.tsv b/crates/ui-egui/src/i18n/uk.tsv
index cc19692ed..648507919 100644
--- a/crates/ui-egui/src/i18n/uk.tsv
+++ b/crates/ui-egui/src/i18n/uk.tsv
@@ -1887,6 +1887,7 @@ file-filter	Templates	Шаблони
 	Manually	Вручну
 	Mark as trapped	Позначити як трепінг
 	Mark Older Files as [Converted] When Opened	Помічати старі файли як [Перетворені] при відкритті
+	Use System Defaults for Edit Original	Використовувати системні типові програми для «Редагувати оригінал»
 	Marker…	Маркер…
 	Marks	Мітки
 	Marks and Bleed	Мітки та виліт
diff --git a/crates/ui-egui/src/i18n/vi.tsv b/crates/ui-egui/src/i18n/vi.tsv
index cb106b4ef..e7f0c795f 100644
--- a/crates/ui-egui/src/i18n/vi.tsv
+++ b/crates/ui-egui/src/i18n/vi.tsv
@@ -2172,6 +2172,7 @@ digits	Hindi	Hindi
 	Manually	Thủ công
 	Mark as trapped	Đánh dấu đã chồng màu
 	Mark Older Files as [Converted] When Opened	Đánh dấu tệp cũ là [Đã chuyển đổi] khi mở
+	Use System Defaults for Edit Original	Dùng mặc định hệ thống cho Chỉnh sửa bản gốc
 	Marker…	Ký hiệu đánh dấu…
 	Marks	Dấu in
 	Marks and Bleed	Dấu in và chảy tràn
diff --git a/crates/ui-egui/src/i18n/zh-hans.tsv b/crates/ui-egui/src/i18n/zh-hans.tsv
index 234d02339..5182ce479 100644
--- a/crates/ui-egui/src/i18n/zh-hans.tsv
+++ b/crates/ui-egui/src/i18n/zh-hans.tsv
@@ -1774,6 +1774,7 @@ file-filter	Templates	模板
 	Manually	手动
 	Mark as trapped	标示为已陷印
 	Mark Older Files as [Converted] When Opened	打开旧文件时标记为 [已转换]
+	Use System Defaults for Edit Original	“编辑原稿”使用系统默认设置
 	Marker…	标记…
 	Marks	标记
 	Marks and Bleed	标记和出血
diff --git a/crates/ui-egui/src/i18n/zh-hant.tsv b/crates/ui-egui/src/i18n/zh-hant.tsv
index 21f1b12af..06f5f40f5 100644
--- a/crates/ui-egui/src/i18n/zh-hant.tsv
+++ b/crates/ui-egui/src/i18n/zh-hant.tsv
@@ -2728,6 +2728,7 @@ file-filter	Templates	範本
 	Manually	手動
 	Mark as trapped	標示為已陷印
 	Mark Older Files as [Converted] When Opened	開啟舊檔時標示為 [已轉換]
+	Use System Defaults for Edit Original	「編輯原稿」使用系統預設值
 	Marker…	標記…
 	Marks	標記
 	Marks and Bleed	標記與出血
diff --git a/crates/ui-egui/src/io.rs b/crates/ui-egui/src/io.rs
index 89c102f35..38a67400a 100644
--- a/crates/ui-egui/src/io.rs
+++ b/crates/ui-egui/src/io.rs
@@ -18,7 +18,9 @@ mod open;
 mod save;
 
 pub use export::{EXPORT_CANCELLED, cancel_exports, export, export_for_screens, export_pdf, hide_exports, reveal, save_command_output};
-pub(crate) use export::{export_files, exported_with_notes, file_url, open_in_app, reveal_path, run_to_file, save_command_output_named};
+pub(crate) use export::{
+    export_files, exported_with_notes, file_url, open_in_app, open_original, reveal_path, run_to_file, save_command_output_named,
+};
 pub(crate) use open::{EXPORT_PRESETS, import_presets, opened};
 pub use open::{
     MAX_RECENT_FILES, OpensAs, ask_revert, install_module, install_plugin, new_from_template, note_recent, open_bytes, open_dialog, open_document,
diff --git a/crates/ui-egui/src/io/export.rs b/crates/ui-egui/src/io/export.rs
index 60c7656dd..f32323151 100644
--- a/crates/ui-egui/src/io/export.rs
+++ b/crates/ui-egui/src/io/export.rs
@@ -217,6 +217,22 @@ pub(crate) fn open_in_app(app: &mut VectorcraftApp, path: &str) -> Result<(), St
     app.services.open_file.as_mut().ok_or("no app to open files here")?(path)
 }
 
+/// Edit Original: open `path` in the system's default app for it, or with Preferences › File
+/// Handling › Use System Defaults for Edit Original off, in the app that made it (#5236): PhotoCraft
+/// for a raster image where it is installed. Any other file, or no PhotoCraft, uses the system's app.
+pub(crate) fn open_original(app: &mut VectorcraftApp, path: &str) -> Result<(), String> {
+    let ext = std::path::Path::new(path).extension().map(|e| e.to_string_lossy().into_owned()).unwrap_or_default();
+    let raster = vectorcraft_engine::cmd::fileio::readable_format(&ext).is_some_and(|f| f.raster);
+    if !app.session.prefs.edit_original_system_defaults
+        && raster
+        && let Some(open) = app.services.open_in_photocraft.as_mut()
+        && open(path)?
+    {
+        return Ok(());
+    }
+    open_in_app(app, path)
+}
+
 /// File → Export for Screens with `document.exportForScreens` params: the files go into `folder`;
 /// without one the web downloads them (the ZIP, or each file) and the other frontends get them
 /// back as base64. With `openLocation`, the file manager shows the first file written. When an
diff --git a/crates/ui-egui/src/panels/links.rs b/crates/ui-egui/src/panels/links.rs
index 9e751cf1f..9fc91f506 100644
--- a/crates/ui-egui/src/panels/links.rs
+++ b/crates/ui-egui/src/panels/links.rs
@@ -227,7 +227,7 @@ pub(crate) fn open_file(app: &mut VectorcraftApp, p: &Value, reveal: bool) -> Re
     } else {
         app.refuse_automation("links.editOriginal")?;
         openable_original(&path)?;
-        crate::io::open_in_app(app, &path)?;
+        crate::io::open_original(app, &path)?;
     }
     Ok(json!({ "path": path }))
 }
diff --git a/crates/ui-egui/src/panels/tests_links.rs b/crates/ui-egui/src/panels/tests_links.rs
index 98e1dd250..215cf7148 100644
--- a/crates/ui-egui/src/panels/tests_links.rs
+++ b/crates/ui-egui/src/panels/tests_links.rs
@@ -1,7 +1,7 @@
 //! The Links panel, its flyout, Link Info, Edit Original / Show in Folder, the Placement Options
 //! dialog and the Properties panel's image section, drawn headless.
 
-use std::cell::RefCell;
+use std::cell::{Cell, RefCell};
 use std::rc::Rc;
 
 use serde_json::json;
@@ -168,6 +168,44 @@ fn edit_original_and_show_in_folder_hand_the_file_to_the_system() {
     assert!(app.run("links.editOriginal", json!({"id": linked})).is_err());
 }
 
+/// #5236: with Preferences › File Handling › Use System Defaults for Edit Original off, Edit
+/// Original opens a raster image in the app that made it, PhotoCraft, and falls back to the
+/// system's default app when PhotoCraft isn't installed or the file isn't a raster image.
+#[test]
+fn edit_original_opens_raster_images_in_photocraft_without_system_defaults() {
+    /// What each open asked for: (`true` for PhotoCraft, the path).
+    type Opened = Rc<RefCell<Vec<(bool, String)>>>;
+    let dir = Folder::new("with");
+    let (mut app, linked, _) = app(&dir);
+    let opened: Opened = Rc::default();
+    let installed = Rc::new(Cell::new(true));
+    let (o, w, i) = (opened.clone(), opened.clone(), installed.clone());
+    app.services.open_file = Some(Box::new(move |p: &str| {
+        o.borrow_mut().push((false, p.to_string()));
+        Ok(())
+    }));
+    app.services.open_in_photocraft = Some(Box::new(move |p: &str| {
+        if i.get() {
+            w.borrow_mut().push((true, p.to_string()));
+        }
+        Ok(i.get())
+    }));
+    // On (the default): the system's app.
+    let path = app.run("links.editOriginal", json!({"id": linked})).unwrap()["path"].as_str().unwrap().to_string();
+    app.run("prefs.set", json!({"key": "editOriginalSystemDefaults", "value": false})).unwrap();
+    app.run("links.editOriginal", json!({"id": linked})).unwrap();
+    installed.set(false);
+    app.run("links.editOriginal", json!({"id": linked})).unwrap();
+    installed.set(true);
+    // A file that isn't a raster image goes to the system's app.
+    crate::io::open_original(&mut app, "/Art/plan.emf").unwrap();
+    assert_eq!(*opened.borrow(), [(false, path.clone()), (true, path.clone()), (false, path), (false, "/Art/plan.emf".to_string())]);
+    // PhotoCraft failing to open it is said, not hidden behind the system's app.
+    app.services.open_in_photocraft = Some(Box::new(|_: &str| Err("PhotoCraft didn't start".to_string())));
+    assert!(app.run("links.editOriginal", json!({"id": linked})).is_err());
+    assert_eq!(opened.borrow().len(), 4);
+}
+
 /// Edit Original hands only regular image and document files to the system's default app.
 #[test]
 fn edit_original_opens_image_and_document_files_only() {
diff --git a/crates/ui-egui/src/prefs_dialog/tests.rs b/crates/ui-egui/src/prefs_dialog/tests.rs
index 80fb23a17..2e4711505 100644
--- a/crates/ui-egui/src/prefs_dialog/tests.rs
+++ b/crates/ui-egui/src/prefs_dialog/tests.rs
@@ -391,3 +391,18 @@ fn hyphenation_exceptions_dialog_ok_reaches_the_hyphenator() {
     assert!(vectorcraft_text::hyphen::hyphen_points("typography").is_empty());
     assert_eq!(vectorcraft_text::hyphen::hyphen_points("happen"), vec![3]);
 }
+
+/// #5236: File Handling › Use System Defaults for Edit Original is a checkbox, on by default, and
+/// OK saves it off.
+#[test]
+fn use_system_defaults_for_edit_original_is_a_checkbox() {
+    let mut a = VectorcraftApp::new(Session::new(), Default::default());
+    assert!(a.session.prefs.edit_original_system_defaults, "on by default");
+    open(&mut a, Some("File Handling"));
+    let text = crate::tests_labels::painted_text(&mut a, |a, ui| show(a, ui.ctx()));
+    assert!(text.contains("Use System Defaults for Edit Original"), "{text}");
+    assert!(a.ui.dialog.as_ref().unwrap().bool("editOriginalSystemDefaults"));
+    a.ui.dialog.as_mut().unwrap().fields.insert("editOriginalSystemDefaults".into(), json!(false));
+    confirm(&mut a).unwrap();
+    assert!(!a.session.prefs.edit_original_system_defaults);
+}
diff --git a/crates/ui-egui/src/services.rs b/crates/ui-egui/src/services.rs
index 45f363eda..3d3524788 100644
--- a/crates/ui-egui/src/services.rs
+++ b/crates/ui-egui/src/services.rs
@@ -65,6 +65,9 @@ pub(crate) fn browsable_url(url: &str) -> Result<(), String> {
 /// Shows a file in the system file manager, or opens it in its app.
 pub type RevealFn = Box<dyn FnMut(&str) -> Result<(), String>>;
 
+/// Opens a file in a fixed app; `Ok(false)` when that app isn't installed.
+pub type OpenInFn = Box<dyn FnMut(&str) -> Result<bool, String>>;
+
 /// Platform services injected by the host app (desktop or web).
 #[derive(Default)]
 pub struct Services {
@@ -116,6 +119,10 @@ pub struct Services {
     /// Open a file (or a folder) in the system's default app for it (desktop: Edit Original, Show
     /// Package). Without it (the web) those answer with an error.
     pub open_file: Option<RevealFn>,
+    /// Open a file in PhotoCraft where it is installed (desktop: Edit Original of a raster image
+    /// with Preferences › File Handling › Use System Defaults for Edit Original off); `Ok(false)`
+    /// when it isn't. Without it Edit Original uses `open_file`.
+    pub open_in_photocraft: Option<OpenInFn>,
     /// Show a folder picker; returns its path (desktop: Relink to Folder, Package).
     pub pick_folder: Option<Box<dyn FnMut() -> Option<String>>>,
     /// Show the system's color sampler, which picks a color anywhere on the screen (macOS, and
diff --git a/crates/ui-egui/src/tests/font_menu.rs b/crates/ui-egui/src/tests/font_menu.rs
index 624c32c7e..fa80c359d 100644
--- a/crates/ui-egui/src/tests/font_menu.rs
+++ b/crates/ui-egui/src/tests/font_menu.rs
@@ -206,6 +206,9 @@ fn a_press_outside_the_menu_ends_the_preview_at_once() {
 /// A document with point type in Inter, selected; its id.
 fn selected_inter(app: &mut VectorcraftApp) -> u64 {
     app.run("file.new", json!({"width": 300, "height": 200})).unwrap();
+    // These tests exercise font picking, including system fonts without Latin glyphs. Missing
+    // glyph protection would intentionally keep the sample text in its previous font.
+    app.run("prefs.set", json!({"key": "missingGlyphProtection", "value": false})).unwrap();
     let id = app.session.execute("text.create", &json!({"x": 20, "y": 50, "text": "Gagaku", "font": "Inter"})).unwrap()["id"].as_u64().unwrap();
     app.session.execute("select.set", &json!({"ids": [id]})).unwrap();
     if !crate::panel_docking::showing(&app.ui, "character") {
diff --git a/docs/control-protocol.md b/docs/control-protocol.md
index 3da08ad0f..cdb7471df 100644
--- a/docs/control-protocol.md
+++ b/docs/control-protocol.md
@@ -668,6 +668,11 @@ one undo step. The Links panel (`window.panel {panel: "links"}`) shows `links.li
 `links.info`; `links.editOriginal` and `links.reveal` (Edit › Edit Original, Show in Folder) hand the linked file to
 the system and return `{path}`. Edit Original opens only a regular file whose extension is a format `document.open`
 reads, and answers a control request with an error unless the file is a placed document (which opens in a tab).
+The preference `editOriginalSystemDefaults` (Preferences › File Handling › Use System Defaults for Edit Original, on
+by default, #5236) opens the file in the system's default app for it; off, in the app that made it: a raster image in
+PhotoCraft, looked for only where it installs (the Applications folders on macOS; on Windows the path its installer
+registers under App Paths, then `ArtCraft\PhotoCraft` in the per-user and per-machine program folders, then the `PATH`;
+the `PATH` elsewhere), and any other file, or a raster image without PhotoCraft installed, in the system's default app.
 
 Package: File → Package… (`ui.packageDialog`) opens the `package` dialog for a saved document (a document never saved
 gets a `confirm` dialog whose OK runs `file.saveAs`). Fields: `folder` (the location), `name` (the package folder),
diff --git a/docs/mcp.md b/docs/mcp.md
index 6878e137b..bbd4451f5 100644
--- a/docs/mcp.md
+++ b/docs/mcp.md
@@ -4216,7 +4216,9 @@ file is missing stays linked: relink it first); `links.unembed {id, path}` write
 clip?}` decides how a relinked or updated file takes an image's place (default `bounds`: stretched into the old
 bounds; `clip` puts it in a clip group of the old bounds when it is larger). The UI commands `links.editOriginal` and
 `links.reveal` open the linked file in its app or show it in its folder (desktop). Edit Original runs only from the app's window,
-except for a placed document, which opens in a tab.
+except for a placed document, which opens in a tab. With the preference `editOriginalSystemDefaults` (Preferences ›
+File Handling › Use System Defaults for Edit Original, on by default) off, Edit Original opens a raster image in the app
+that made it, PhotoCraft, where it is installed, and anything else in the system's default app (#5236).
 
 ```json
 {"name":"run_command","arguments":{"command":"links.list","params":{"show":"missing"}}}
diff --git a/docs/target-app-parity.md b/docs/target-app-parity.md
index 497b507b5..ece0bc408 100644
--- a/docs/target-app-parity.md
+++ b/docs/target-app-parity.md
@@ -1,6 +1,6 @@
 # Parity with Adobe Illustrator
 
-> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-03 · **Change:** minor (independent Help Bar visibility; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x; public release notes through 30.7, August 2026; Units › East Asian Type acts, with Q and Ha units; scores unchanged) · **Target:** Adobe Illustrator 2026 (30.x; public release notes through 30.7, August 2026)
+> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-03 · **Change:** minor (independent Help Bar visibility; font-family fields accept the mouse wheel, #5253; Units › East Asian Type acts, with Q and Ha units; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x; public release notes through 30.7, August 2026)
 
 ## Feature submission evidence