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

Fix Microsoft Store Not Opening After Windows Update

After a Windows update, the Microsoft Store may fail to open—clicking the icon does nothing, or i...

PowerShell Command Not Found but Works in CMD

Fix Windows 10 Task Scheduler High Memory Usage

If you notice that Task Scheduler (taskhostw.exe or TaskScheduler.dll) is using an unexpectedly h...

Fix BitLocker 404 Error When Unlocking a Drive

If you see a '404 not found' error when trying to unlock a BitLocker-encrypted drive, it usually ...

Fix OneDrive Permission Denied When Downloading Files

You try to download a file from OneDrive, but get a 'permission denied' message. This can happen ...

Fix Windows Security Failed to Start Due to Corrupted System Files

You open Windows Security and see the message: "Windows Security failed to start. Corrupted syste...