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

How to Disable Proxy for Microsoft Store

If the Microsoft Store won't load, download apps, or update, a misconfigured proxy is often the c...

Fix Nginx Config Test Fails with 'upstream host not found'

You run nginx -t and get upstream host not found. The config test fails...

Fix Task Scheduler Memory Leak in Windows

If your Windows system gradually uses more RAM until it slows down or crashes, the Task Scheduler...

How to Fix PowerShell Version Mismatch Error

Fix 'Windows Update Service Not Running Permission Denied'

When you try to run Windows Update and see an error like 'The Windows Update service is not runni...

How to Fix Microsoft Teams Service Unavailable Error

When you see 'Service Unavailable' in Microsoft Teams, it usually means the app can't reach Micro...