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How to Reinstall Windows Security in Windows 10

If Windows Security is missing, not opening, or showing errors, you can reinstall it without thir...

How to Reduce Windows Security Memory Usage

Windows Security (formerly Windows Defender) can sometimes use more memory than expected, especia...

Fix Windows Defender Update Fails with Connection Timeout Error

You open Windows Security, click to update virus definitions, and after a long pause see "Connect...

Fix Certbot Renewal Failed with ACME Error

If you see a message like Certbot renewal failed with acme error when running ...

Fix Command Prompt Invalid Configuration Sync Error
When you see an "invalid configuration" error during a sync operation in Command Prompt, it usual...

How to Change PowerShell Execution Policy to Unrestricted
If you see errors like “.ps1 cannot be loaded because running scripts is disabled on this sys...


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