Stop the Windows Update Service, delete contents of C:\Windows\SoftwareDistribution\Download , and restart the service.
| Error Message | Cause | |---|---| | This app can't run on your PC | 16-bit component or missing architecture support | | VCRUNTIME140.dll missing | Missing Visual C++ 2015-2022 Redist | | Access Denied | Windows 11 blocking execution via SmartScreen | | msvcr100.dll not found | Old VC++ 2010 runtime needed |
In the tab, check "Run this program in compatibility mode for" and select Windows 7 . isarcextract windows 11 upd
If this extraction process is interrupted, or if the installer cannot physically locate or access the directory holding the compressed files, the error throws a complete halt to your setup.
Often, the simplest solution is the most effective. Running the game's setup.exe or the installer file with administrator rights ensures that no permission restrictions block the extraction process. Stop the Windows Update Service, delete contents of
An error occurred while unpacking: Unable to write data to disk! Unarc.dll returned an error code: -11 ERROR: archive data corrupted (decompression fails) Common Causes
Implement the Virtual Memory (Pagefile) adjustment first, as this resolves the Unarc.dll error code -11 most common in recent Windows 11 builds. Ensure Windows Defender is temporarily disabled during the extraction process. Often, the simplest solution is the most effective
If you are seeing this error during a major Windows 11 update ( upd ), it is likely because the Windows Update files are corrupted.
The “updated” ISArcExtract for Windows 11 relies on modern VC++ redistributables (2015–2022). Install them from Microsoft before running.