Fix PowerShell Connection Timeout Due to Firewall Settings - Windows Defender Cannot Connect Error 0x80070422 Guide-Fix Outlook 504 Error with Proxy and Timeout Tweaks
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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