How To Fix Uplayr1loader64dll Error In Assassin 39s Creed Unity New Repack -

How to Fix the uplayr1loader64.dll Error in Assassin’s Creed Unity (New 2026 Guide)

Published by: TechGame Fix Hub
Difficulty: Easy
Time: 5–10 minutes

Many versions of the game include a backup of this file within the installation directory. Go to your main Assassin's Creed Unity installation folder. Look for a folder named Inside, locate the uplay_r1_loader64.dll file (and sometimes skidrow.ini these files and them directly into the main game directory where the file is located. 3. Add an Exclusion (Prevent Recurring Errors) How to Fix the uplayr1loader64

If the error persists after verifying, your antivirus is almost certainly the cause. Add exclusions and re-verify. In Ubisoft Connect, go to Settings → Downloads

Method 4: Manually Download and Register the DLL (Advanced)

Only try this if the above methods fail. Use a trusted source – never download DLLs from suspicious websites. Look for any files that look like version

In Ubisoft Connect, go to Settings → Downloads → Game installation folder.
Change to a different drive (e.g., from C: to D:).
Move the game:
Click the three dots on AC Unity → Properties → Move game.
Let it move the entire folder. After the move, verify files again.

Look for any files that look like version.dll, uplay_loader.dll, or any files not standard to the game.

If you are unsure, you can safely delete all .dll files in this specific folder and run Procedure A (Verify Integrity) again. Steam will repopulate only the necessary files.

When this DLL is missing or corrupted, the game refuses to launch. It’s not a virus (though some antivirus programs mistakenly quarantine it), and it’s not a sign your PC is broken.