diff --git a/apps/desktop/electron-forge/forge.config.cjs b/apps/desktop/electron-forge/forge.config.cjs
index 630e99cc2..27ab8ec8c 100644
--- a/apps/desktop/electron-forge/forge.config.cjs
+++ b/apps/desktop/electron-forge/forge.config.cjs
@@ -1,7 +1,6 @@
 const path = require("path");
 const fs = require("fs-extra");
 const { LOCALES } = require("@triliumnext/commons");
-const setLanguages = require('electron-packager-languages');
 
 const ELECTRON_FORGE_DIR = __dirname;
 
@@ -30,10 +29,6 @@ const macosSignConfiguration = process.env.APPLE_ID ? {
     }
 } : undefined;
 
-const localesToKeep = LOCALES
-    .filter(locale => !locale.contentOnly)
-    .map(locale => locale.electronLocale);
-
 module.exports = {
     outDir: "out",
     // Documentation of `packagerConfig` options: https://electron.github.io/packager/main/interfaces/Options.html
@@ -50,9 +45,6 @@ module.exports = {
             ...(process.platform === "darwin" ? [] : extraResourcesForPlatform)
         ],
         prune: false,
-        afterCopy: [
-            setLanguages(localesToKeep)
-        ],
         afterComplete: [
             (buildPath, _electronVersion, platform, _arch, callback) => {
                 // Only move resources on non-macOS platforms
@@ -150,6 +142,53 @@ module.exports = {
         }
     ],
     hooks: {
+        // Remove unused locales from the packaged app to save some space.
+        postPackage(_, packageResult) {
+            const localesToKeep = LOCALES
+                .filter(locale => !locale.contentOnly)
+                .map(locale => locale.electronLocale.replace("_", "-"));
+            const keptLocales = new Set();
+            const removedLocales = [];
+
+            for (const outputPath of packageResult.outputPaths) {
+                const localesDir = path.join(outputPath, 'locales');
+
+                if (!fs.existsSync(localesDir)) {
+                    console.log('No locales directory found. Skipping cleanup.');
+                    return;
+                }
+
+                const files = fs.readdirSync(localesDir);
+
+                for (const file of files) {
+                    let localeName = path.basename(file, ".pak");
+                    if (localeName === "en-US" && process.platform === "win32") {
+                        // If the locale is "en-US" on Windows, we treat it as "en".
+                        // This is because the Windows version of Electron uses "en-US.pak" instead of "en.pak".
+                        localeName = "en";
+                    }
+
+                    if (localesToKeep.includes(localeName)) {
+                        keptLocales.add(localeName);
+                        continue;
+                    }
+
+                    const filePath = path.join(localesDir, file);
+                    fs.unlinkSync(filePath);
+                    removedLocales.push(file);
+                }
+            }
+
+            console.log(`Removed unused locale files: ${removedLocales.join(", ")}`);                    
+
+            // Ensure all locales that should be kept are actually present.
+            for (const locale of localesToKeep) {
+                if (!keptLocales.has(locale)) {
+                    console.error(`Locale ${locale} was not found in the packaged app.`);
+                    process.exit(1);
+                }
+            }
+        },
         // Gather all the artifacts produced by the makers and copy them to a common upload directory.
         postMake(_, makeResults) {
             const outputDir = path.join(__dirname, "..", "upload");
diff --git a/apps/desktop/package.json b/apps/desktop/package.json
index eaf45291e..15b56a736 100644
--- a/apps/desktop/package.json
+++ b/apps/desktop/package.json
@@ -10,10 +10,14 @@
     "electron-debug": "4.1.0",
     "electron-dl": "4.0.0",
     "electron-squirrel-startup": "1.0.1",
-    "jquery-hotkeys": "0.2.2",
-    "jquery.fancytree": "2.38.5"
+    "jquery.fancytree": "2.38.5",
+    "jquery-hotkeys": "0.2.2"
   },
   "devDependencies": {
+    "@types/electron-squirrel-startup": "1.0.2",
+    "@triliumnext/server": "workspace:*",
+    "copy-webpack-plugin": "13.0.0",
+    "electron": "36.4.0",
     "@electron-forge/cli": "7.8.1",
     "@electron-forge/maker-deb": "7.8.1",
     "@electron-forge/maker-dmg": "7.8.1",
@@ -22,11 +26,6 @@
     "@electron-forge/maker-squirrel": "7.8.1",
     "@electron-forge/maker-zip": "7.8.1",
     "@electron-forge/plugin-auto-unpack-natives": "7.8.1",
-    "@triliumnext/server": "workspace:*",
-    "@types/electron-squirrel-startup": "1.0.2",
-    "copy-webpack-plugin": "13.0.0",
-    "electron": "36.4.0",
-    "electron-packager-languages": "0.6.0",
     "prebuild-install": "^7.1.1"
   },
   "config": {
@@ -76,7 +75,7 @@
             "cjs"
           ],
           "thirdParty": true,
-          "declaration": false,
+          "declaration": false,          
           "esbuildOptions": {
             "splitting": false,
             "loader": {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b20563ba4..4e6884522 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -394,9 +394,6 @@ importers:
       electron:
         specifier: 36.4.0
         version: 36.4.0
-      electron-packager-languages:
-        specifier: 0.6.0
-        version: 0.6.0
       prebuild-install:
         specifier: ^7.1.1
         version: 7.1.3
@@ -7194,10 +7191,6 @@ packages:
   electron-localshortcut@3.2.1:
     resolution: {integrity: sha512-DWvhKv36GsdXKnaFFhEiK8kZZA+24/yFLgtTwJJHc7AFgDjNRIBJZ/jq62Y/dWv9E4ypYwrVWN2bVrCYw1uv7Q==}
 
-  electron-packager-languages@0.6.0:
-    resolution: {integrity: sha512-vdSTJ6nH93RFo2YnoFbQDb9IAgMTG8ixYOQZuunpFVIUhKpPrRhmbQOuTBk7zJt5eaKUhMZixMD87WQynnM5iQ==}
-    engines: {node: '>6.0.0'}
-
   electron-squirrel-startup@1.0.1:
     resolution: {integrity: sha512-sTfFIHGku+7PsHLJ7v0dRcZNkALrV+YEozINTW8X1nM//e5O3L+rfYuvSW00lmGHnYmUjARZulD8F2V8ISI9RA==}
 
@@ -21358,10 +21351,6 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  electron-packager-languages@0.6.0:
-    dependencies:
-      rimraf: 2.6.3
-
   electron-squirrel-startup@1.0.1:
     dependencies:
       debug: 2.6.9
@@ -26269,6 +26258,7 @@ snapshots:
   rimraf@2.6.3:
     dependencies:
       glob: 7.2.3
+    optional: true
 
   rimraf@3.0.2:
     dependencies: