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

Fix PowerShell Authentication Failed Credentials Error

How to Fix OneDrive Not Syncing Specific Files

If you notice that most of your OneDrive files sync normally but one or a few specific files won'...

Fix Firefox Not Responding by Refreshing Your Profile

If Firefox is stuck, unresponsive, or crashes frequently, a corrupted profile is a common cause. ...

Fix a Corrupted Windows Terminal Configuration File

Windows Terminal stores its settings in a JSON file. If that file gets corrupted—often after a cr...

How to Fix 'Permission Denied' When Running PowerShell as Administrator

You right-click PowerShell and select 'Run as administrator', but instead of an elevated prompt, ...

Fix Windows Security Service Not Starting Error

You click the Windows Security icon, but it doesn't open. Or you see an error saying the service ...