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

Windows Security Scan Stuck at 99%: Practical Fixes

You run a Windows Security (formerly Windows Defender) scan, it reaches 99%, and then… nothing. I...

Fix Windows Terminal Permission Denied File Locked Error

Fix Windows Update Stuck by Running Disk Cleanup

If your Windows Update is stuck at a certain percentage or appears to be downloading forever, low...

Fix Microsoft Teams Firewall Blocking Connection: Step-by-Step

If Microsoft Teams won't connect, shows 'connection error', or keeps reconnecting, a firewall is ...

Fix Microsoft Teams Connection Refused Due to Firewall Settings

When Microsoft Teams shows a 'connection refused' error, it usually means a firewall or proxy is ...