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

Fix 'Putty Connection Refused' Error on Localhost

When you try to connect to localhost with Putty and get 'connection refused', it usually means th...

How to Fix Microsoft Teams 504 Configuration Error

You try to sign in to Microsoft Teams and see a 504 configuration error. The app may hang or show...

Fix Microsoft Store Error 0x80072f8f (Network Issue)

When you open Microsoft Store and see error 0x80072f8f, the store won't load or download apps. Th...

How to Fix Network Errors in Command Prompt on Windows 10

Fix Microsoft Store High Memory Usage on Windows

If you notice Microsoft Store consuming gigabytes of RAM in Task Manager, you're not alone. This ...

How to Fix Windows Defender Service Not Running

If you see a message that Windows Defender is not running or the security center shows it's off, ...