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

Fix Task Scheduler Blank Screen After Windows Update

After a recent Windows update, you open Task Scheduler and see nothing but a blank white window. ...

Fix PowerShell High CPU Usage with Permission Denied Errors

You open Task Manager and see PowerShell consuming a high percentage of CPU. At the same time, yo...

Fix High Memory Usage in Remote Desktop After Windows Update

After a recent Windows update, you might notice that Remote Desktop (MSTSC) consumes significantl...

Fix Windows Defender Version Mismatch Sync Errors

You see a message that Windows Defender definitions are out of sync, or that the client and serve...

Fix 'Windows Security Authentication Failed' for Domain Credentials

Fix Windows Defender Not Starting Due to Dependency Conflict

If Windows Defender won't start and you see an error about a dependency service or group failed t...