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Fix Windows Update Cleanup Tool Not Working Error - How to Fix Port Conflict in Windows Security Apps-Resolving RDP Error 0x800704cf Due to DNS Problems

Updated 2026-06-15 18:03:47cloud-software
Fix Windows Update Cleanup Tool Not Working Error - How to Fix Port Conflict in Windows Security Apps-Resolving RDP Error 0x800704cf Due to DNS Problems
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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