Knowledge base for software setup, errors, and daily tool work.

Fix Windows Defender Error 0x80070422: Cannot Connect

If you see error 0x80070422 when trying to open Windows Defender Security Center, the service is ...

Fixing Windows Terminal Rate Limit Errors During Setup

You're setting up Windows Terminal and get a rate limit error. This usually means too many reques...

Fix Windows Terminal Permission Denied Running Script

When you try to run a PowerShell or Command Prompt script in Windows Terminal and see a "permissi...

Fixing PowerShell DNS Errors After a Windows Update

After a recent Windows update, you may see errors in PowerShell related to DNS resolution—things ...

Fix 'Connection Refused on Port 80' in Command Prompt

When you see "connection refused on port 80" in Command Prompt, it usually means no program is li...

Fix Microsoft Store 404 Not Found Error on Reinstall