If verification fails, you can manually source the file. Caution: Only download DLLs from reputable sources or directly from a working Uplay installation. Avoid "DLL download" websites that are often filled with malware.
Step 1: Find a clean copy. The safest way is to copy it from a friend's PC who has Far Cry 4 installed, or search for the official Ubisoft DLL pack (though Ubisoft doesn't officially distribute single DLLs).
Step 2: Place the file in the correct folder. You have two locations to try: how to fix far cry 4 uplay-r1-loader64.dll missing
Step 3: Register the DLL (Windows System).
| Issue | Check / Action |
|-------|----------------|
| Windows 10/11 S Mode | Not supported for this game – exit S Mode or reinstall full Windows. |
| Missing VC++ Redistributables | Install latest x64 and x86 VC++ runtimes from Microsoft. |
| Corrupt Windows User Profile | Test by creating a new local admin account and launching game there. |
| Game running from OneDrive folder | Move game to a local drive (e.g., C:\Games). OneDrive can block DLL execution. | If verification fails, you can manually source the file
If you are using an unofficial version:
In 80% of cases, your antivirus software has eaten the file. Here is how to get it back. Step 3: Register the DLL (Windows System)
For Windows Defender (Built-in):
For Third-Party AV (Norton, McAfee, Bitdefender):