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

How to Fix Windows Defender Not Opening on Mac

If you're running Windows on a Mac via Boot Camp or a virtual machine and Windows Defender won't ...

How to Remove a Host Key from SSH Known Hosts

SSH warns or fails when a remote host's key changes—common after server rebuilds, IP reassignment...

How to Fix Windows Defender Antivirus Disabled Permanently

If Windows Defender Antivirus stays disabled even after you try to turn it on, the problem is oft...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

Microsoft Teams Update Stuck at Downloading: How to Fix

When Microsoft Teams gets stuck at "Downloading" during an update, the app may become unresponsiv...

Fix Microsoft Teams High Memory and CPU Usage

You open Task Manager and see Microsoft Teams using hundreds of MB of RAM and pegging the CPU. Th...