Type msconfig in the Windows search bar and open . Go to the Boot tab and click Advanced options .
Note: If you are using third-party antivirus (like Norton, Avast, or McAfee), you must open that application and disable it completely or turn on "Game Mode"/"Silent Mode." how to fix unarc dll returned an error code 1
The unarc.dll file is a dynamic link library used by Windows to handle the unpacking and extraction of compressed files, particularly during large game installations. When this process fails, it is typically due to: Type msconfig in the Windows search bar and open
Once you fix the issue, follow these best practices: especially with large game installers (50GB+).
The decompression process might run out of virtual memory, especially with large game installers (50GB+).