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

Checklist to Clear and Rebuild Windows Update Cache

Windows Update can get stuck or fail with errors like 0x80070002 or 0x8024401c when the update ca...

Fix 'Command Not Found' in Ubuntu WSL Terminal

When you open Windows Terminal and run a command in Ubuntu WSL but get 'command not found', it's ...

Fix OneDrive Sync Unavailable After Update

After a recent Windows or Office update, you might see “OneDrive sync is unavailable” or the sync...

Fix OneDrive Sync Permission Denied for Shared Folders

You try to sync a shared folder in OneDrive but get a 'permission denied' error. This usually hap...

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Windows Defender Malware Protection History Not Showing

You open Windows Security to review past malware detections, but the protection history section i...