Windows Defender Scan Stuck at Certain Percentage: Fixes That Work - Fix DISM Source Files for PowerShell Update 0x800f081f-Fix Windows Terminal Crashes When Opening Multiple Tabs

Updated 2026-06-14 16:49:49macos-help
Windows Defender Scan Stuck at Certain Percentage: Fixes That Work - Fix DISM Source Files for PowerShell Update 0x800f081f-Fix Windows Terminal Crashes When Opening Multiple Tabs
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.