If you have a backup:
: Right-click the game in your library, go to Properties > Installed Files , and select Verify integrity of game files . 4. Reinstall Ubisoft Connect If you have a backup: : Right-click the
If the file is missing from both quarantine and game folders. Did you check your Windows Security history to see if the file is still sitting in the quarantine? go to Properties > Installed Files
This is the most frequent cause of the error. Many antivirus programs mistakenly flag uplay_r1_loader64.dll as a "false positive" and move it to quarantine, preventing the game from seeing it. preventing the game from seeing it.