: If you want these settings to stay permanent across multiple accounts, right-click the files, select Properties , check Read-only , and click Apply . This prevents the server from overwriting them with default settings when you log in. Common Chat Commands
If you need specific text for in-game commands, use these Official Support shortcuts: lol accs - Copy.rar
Copy the game.cfg and PersistedSettings.json files from your backup/archive and them into the Config folder. : If you want these settings to stay