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

Fix Microsoft Teams Stuck on Loading Due to Network Firewall

You launch Microsoft Teams, but it gets stuck on the loading screen with no error message. One co...

Fix Windows Defender Real-Time Protection Permission Denied

You try to turn on real-time protection in Windows Security, but get a 'permission denied' messag...

Fix Microsoft Teams File Locked After Upload

You upload a file to a Teams channel chat or a Files tab, then see a message that the file is loc...

Fix Microsoft Store Not Downloading Apps on Windows 11

You open Microsoft Store on Windows 11, click download, and nothing happens—or the download start...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

Fix Windows Defender High Memory Usage and Permission Denied Errors

You notice your system is sluggish, and Task Manager shows Windows Defender Antivirus Service usi...