How To Fix Far Cry — 4 Uplay-r1-loader64.dll Missing

Below are the most effective ways to fix this missing DLL issue and get your game running. 1. Restore the File from Antivirus Quarantine

To prevent it from happening again, add your Far Cry 4 installation folder to your Antivirus Exclusions List. 2. Verify Game File Integrity how to fix far cry 4 uplay-r1-loader64.dll missing

If verifying files doesn't work, you can manually place a clean copy of the DLL into the game’s directory. Below are the most effective ways to fix

Go to your Library , find Far Cry 4 , click the three dots (More Options) next to the Play button, and select Verify files . Right-click Far Cry 4 in your Library, select

Right-click Far Cry 4 in your Library, select Properties , go to the Installed Files tab, and click Verify integrity of game files . 3. Manually Replace the DLL File

Look for "Threat quarantined" entries around the time you tried to launch the game.

The most common cause for this error is Windows Defender or a third-party antivirus "eating" the file. Because this DLL handles how the game connects to Ubisoft’s services, security software sometimes misidentifies it as a Trojan. Go to Virus & threat protection .