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

Fix Outlook 404 Not Found Error on Windows 10

If you see a '404 Not Found' error when opening Outlook or clicking a link in an email, it usuall...

Fix Windows Defender Port Already Allocated Error

When you see the error 'port already allocated' related to Windows Defender, it usually means ano...

How to Fix Error 0x80070643 When Windows Update Fails

Error 0x80070643 typically appears during Windows Update when the system cannot complete an updat...

Fix Microsoft Store Offline Installer Permission Denied on Windows 11

You downloaded a .appxbundle or .msixbundle file (offline installer) for a Microsoft Store app, b...

Fix 'Service Not Found' Error for Task Scheduler on Ubuntu

Fix Microsoft Store Connection Refused by Firewall

If you see "connection refused" when opening Microsoft Store, your firewall or network settings a...