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

Fix Command Prompt Not Connecting to Remote Server

When you try to connect to a remote server using Command Prompt (CMD) and get errors like 'connec...

Fix Windows Security Offline Installer Fails

When installing Windows Security (formerly Windows Defender) offline, the installer may fail sile...

Fix GitHub Actions Docker Push Permission Denied

Fix Port Already Allocated Error in Microsoft Store on Windows 10

When you see 'port already allocated' while using the Microsoft Store on Windows 10, it usually m...

How to Remove the Ubuntu dpkg Lock File

When you see an error like 'E: Could not get lock /var/lib/dpkg/lock' or 'E: Unable to lock the a...

Fix Outlook 404 Not Found Error in Microsoft 365

You open Outlook in Microsoft 365 and see a '404 Not Found' page. This usually means Outlook can'...