Because official support has ended, the community has developed several workarounds to bypass the dead servers and unlock the full content. 1. The Local Script Bypass (Recommended)
Using a LUA manager or decryptor, find the lines g_registrationEnabled and g_updateCheckEnabled and change their values from true to false . 3. Legacy Keys Bad Piggies 1.5.1 Activation Key Fix
For advanced users, you can manually edit the game's script files to disable the registration check entirely. Because official support has ended, the community has