Use the legitimate version. If you own the game but have Uplay issues, contact Ubisoft support or use offline mode within the official launcher.
Ubisoft released Assassin’s Creed 3 Remastered in 2019. This version . It uses modern 64-bit DRM and requires Ubisoft Connect. You will never see this DLL error again. The Remaster also runs at 60FPS and includes all DLC. Assassins Creed 3 Ubiorbitapi-r2-loader.dll.rar
Searching for files like ubiorbitapi_r2_loader.dll.rar typically occurs when the file is missing or blocked by security software after installing or modding games like Assassin's Creed 3 Use the legitimate version