You can use a tool like to force the PC to forget a game is already running. Open Process Explorer as an administrator.
Running allows you to play on several accounts at once from a single PC. This is popular for "farming" items, managing alt accounts, or testing games in a multiplayer environment. 🛠️ Popular Methods (2026) 1. External Launchers
Search for "Roblox" and find the handle.
Third-party launchers are the most common way to bypass the one-instance limit.
A specialized tool that encrypts account data and uses "multiroll" to launch numerous instances. 2. Manual "Singleton" Bypass