diff --git a/lib/config-store.js b/lib/config-store.js
index 23ad58a..67d35e9 100644
--- a/lib/config-store.js
+++ b/lib/config-store.js
@@ -52,6 +52,34 @@ class ConfigStore {
       ? app.getPath('userData')
       : path.join(__dirname, '..');
     this.filePath = path.join(dir, 'electron-config.json');
+
+    // Migrate config from old location if current doesn't exist
+    if (!fs.existsSync(this.filePath) && app && app.isPackaged) {
+      this._migrateFromOldPath(app);
+    }
+  }
+
+  _migrateFromOldPath(app) {
+    try {
+      const appDataDir = path.dirname(app.getPath('userData'));
+      // Check alternate folder names that may have been used
+      const candidates = ['multi-hoster-uploader', 'Multi-Hoster-Upload'];
+      for (const name of candidates) {
+        const oldPath = path.join(appDataDir, name, 'electron-config.json');
+        if (oldPath !== this.filePath && fs.existsSync(oldPath)) {
+          fs.mkdirSync(path.dirname(this.filePath), { recursive: true });
+          fs.copyFileSync(oldPath, this.filePath);
+          return;
+        }
+      }
+      // Also check next to the executable (portable mode previous location)
+      const exeDir = path.dirname(app.getPath('exe'));
+      const portablePath = path.join(exeDir, 'electron-config.json');
+      if (portablePath !== this.filePath && fs.existsSync(portablePath)) {
+        fs.mkdirSync(path.dirname(this.filePath), { recursive: true });
+        fs.copyFileSync(portablePath, this.filePath);
+      }
+    } catch {}
   }
 
   load() {