Far Cry 4 Uplay-r1-loader64.dll Missing ~upd~ | How To Fix

Or simply:

If other methods fail, you can manually place the file in the game's directory. It is safer to copy this file from another installed Ubisoft game on your PC than to download it from third-party sites. how to fix far cry 4 uplay-r1-loader64.dll missing

Now try launching the game again.