How To Fix Unarc.dll Returned An Error Code 14 Jun 2026

Temporarily set UAC to , then reboot and try extraction.

unarc.dll requires write permissions to system temp folders. Without admin rights, memory allocation may fail. how to fix unarc.dll returned an error code 14

Error 14 can appear if you’re installing to a drive (max 4GB file size). Temporarily set UAC to , then reboot and try extraction

If none of these solutions work, you may want to consider seeking further assistance from a technical support specialist or a Microsoft support forum. Temporarily set UAC to