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

How to Fix Windows Search 404 Not Found Error

When you search for a file or app in Windows and get a '404 Not Found' error, it typically means ...

Fix Outlook Not Opening After a Recent Update

After a Windows or Microsoft 365 update, Outlook may fail to open—no window appears, or it crashe...

How to Fix Windows Security Invalid Configuration Errors

You open Windows Security and see a yellow warning: "Invalid configuration" or "Page not availabl...

OneDrive Not Syncing After Update: Fixes That Work

After a OneDrive update, you might see files stuck syncing, error messages, or the app not starti...

Fix Microsoft Store File Locked Setup Blocked Error

When installing or updating apps from the Microsoft Store, you might see an error saying the setu...

Fix Command Prompt Not Recognizing Commands