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Fix 'Access Denied' When Running CHKDSK in Command Prompt - How to Stop Windows Defender Login Loop-Troubleshoot Command Prompt Settings That Won't Save

Updated 2026-06-14 20:58:51backup-recovery
Fix 'Access Denied' When Running CHKDSK in Command Prompt - How to Stop Windows Defender Login Loop-Troubleshoot Command Prompt Settings That Won't Save
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.

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