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Setup Windows Defender to Trust an SSL Certificate - Fix Windows Update Access Denied Registry Error-How to Fix Windows Search Proxy Problems on VPN

Updated 2026-06-13 16:15:46developer-tools
Setup Windows Defender to Trust an SSL Certificate - Fix Windows Update Access Denied Registry Error-How to Fix Windows Search Proxy Problems on VPN
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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