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

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...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

How to Fix Windows Update Invalid Configuration Error

You try to run Windows Update and get an error saying the configuration is invalid. This usually ...

How to Fix Remote Desktop Black Screen After Connecting

You connect to a remote PC via RDP, authentication succeeds, but you're greeted with a black scre...

Fixing Microsoft Teams DNS Sync Issues: A Practical Guide

If Microsoft Teams fails to sync, shows login errors, or reports connection problems, a DNS sync ...

Command Prompt Opens and Closes Immediately: Fixes

You double-click Command Prompt (cmd.exe) and a black window flashes on screen—then disappears. T...