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

Fix Microsoft Teams Camera Not Working After Update

After a Microsoft Teams update, your camera may stop working. Common symptoms: a black screen, a ...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...

Fix Windows Defender Error 0x80073b01 (Crash on Startup)

If Windows Defender crashes on startup with error code 0x80073b01, the antivirus service may be f...

How to Set PowerShell ExecutionPolicy for All Users

When you need to set the PowerShell execution policy for all users on a machine—not just the curr...

Fix Windows Security Real-Time Protection Not Working

If you see a yellow warning in Windows Security that says "Real-time protection is off" or it tur...

Microsoft Teams Installation Stuck at 90%: Fixes That Work

If your Microsoft Teams installation gets stuck at 90 percent, you're not alone. This is a common...