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

How to Fix '7-Zip Cannot Open File as Archive' on Windows 10

When you try to open a file with 7-Zip on Windows 10 and get the error 'Cannot open file as archi...

Fix Microsoft Store 502 Bad Gateway Due to Network Settings

You open the Microsoft Store and see a '502 Bad Gateway' error. This often means your device cann...

Fix Command Prompt Not Working After Windows Update

After a Windows update, you might click Command Prompt and nothing happens—or it opens and closes...

Fix 'Access Denied' When Running PowerShell Scripts

If you see Access Denied or UnauthorizedAccess when running a P...

Fix Chrome 'Connection Refused' Error from Firewall Block

When you see "This site can’t be reached – connection refused" in Chrome, it often means somethin...

Fix Task Scheduler Sync Issues with Microsoft Account