Language Strings Fix — Sims 4: If a repair fails, a full uninstallation and reinstallation is often necessary to correctly set the "Locale" settings. During re-download, ensure you select your preferred language in the installation prompt. 2. Manual Registry Edit (Windows) Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Maxis\The Sims 4 (or Wow6432Node\Maxis\The Sims 4 for 64-bit). Find the file. Right-click it and select Modify . sims 4 language strings fix |