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

Fix WSL Ubuntu Internet Not Working Due to Windows Firewall

If your WSL Ubuntu instance has lost internet connectivity, the Windows Firewall is a common culp...

Fix Windows Command Prompt Blank Cursor Not Showing

You open Command Prompt, type a command, but see no blinking cursor or only a blank rectangle. Th...

How to Fix SSL Certificate Errors on Chrome for Android

You open Chrome on your Android phone and see a message like "Your connection is not private" or ...

Fix 'File Locked by Windows Security Cannot Delete'

You try to delete a file, and Windows tells you it's locked by Windows Security. This often happe...

How to Fix systemd Service Restarting Repeatedly Error

Fix Outlook Not Receiving Emails on iPhone (Works on PC)

If Outlook on your iPhone stops receiving new emails while your PC continues to work fine, the is...