This forces Steam or Ubisoft Connect to scan every file in your Far Cry 4 directory and download missing or corrupted files, including the DLL.
This process identifies the missing DLL and downloads a fresh, clean copy. Method 3: Manual Installation how to fix far cry 4 uplay-r1-loader64.dll missing
C:\Program Files (x86)\Ubisoft\Ubisoft Game Launcher\games\Far Cry 4\bin C:\SteamLibrary\steamapps\common\Far Cry 4\bin This forces Steam or Ubisoft Connect to scan