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

BitLocker Command Not Found in PowerShell: Fixes and Workarounds

When you run a BitLocker cmdlet like Get-BitLockerVolume in PowerShell and get an er...

Fix Task Scheduler Error 101: Failed to Start

You see Event ID 101 in the Windows Event Viewer under TaskScheduler, and the task didn't run. Th...

Windows Defender 404 Not Found: How to Fix Missing Interface

You open Windows Security, click on Virus & threat protection, and get a blank page or a 404 erro...

Fix 'Module Not Found' in Python Virtual Environments

Windows Search Not Showing Files: Fixes That Work

You type a filename into the Windows Search box, but nothing shows up—or only old results appear....

Windows Update High CPU Usage Troubleshooting Checklist