: If your RAM is insufficient, Windows uses "paging files" on your disk. Go to Advanced System Settings > Performance Settings > Advanced tab > Virtual Memory and manually set the initial and maximum size (e.g., 8192 MB for 8GB RAM).
See our related guide: How to fix unarc.dll error codes 1, 6, 7, 12, and 14 on Windows 11 unarc.dll returned an error code 11 windows 11
: If you are using a FitGirl or DODI repack, check the box to "Limit RAM usage to 2GB" at the start of the installer. : If your RAM is insufficient, Windows uses
: Temporarily disable Windows Defender or your third-party antivirus during the install. : Temporarily disable Windows Defender or your third-party
Unarc.dll error code -11 decompression failure typically encountered when installing large, highly compressed game repacks (like FitGirl or DODI) on Windows 11 . It generally points to system resource bottlenecks