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

Fixing Microsoft Teams Rate Limit Error When Sending Messages

Fix Microsoft Store SSL Certificate Error on Windows 11

When you open Microsoft Store on Windows 11 and see an error like "SSL certificate error" or "A p...

Fix Windows Defender Virus Definition Update Failed

You see an error that Windows Defender virus definition update failed. This usually happens when ...

Fix Microsoft Teams Token Expired Not Working

If you see "token expired" in Microsoft Teams and the app stops working, it usually means your au...

FileZilla FTP Connection Timeout Fixes: Step-by-Step

If FileZilla shows 'Connection timed out' after 20 seconds, the client cannot reach the server or...

Fix Command Prompt High CPU Usage Caused by Windows Update

You open Task Manager and see Command Prompt (cmd.exe) using a lot of CPU – sometimes 30% or more...