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

Fix VSCode Remote SSH Permission Denied for Known Hosts

You're trying to connect to a remote server via VSCode's Remote - SSH extension, but you get a 'p...

Ubuntu Command Prompt Not Working After Update: Fixes

After a system update, you might find that the Ubuntu command prompt (terminal) is not working—it...

How to Fix Network Errors in Command Prompt on Windows 10

Fix PowerShell Version Mismatch with Azure Modules

If Azure PowerShell modules fail to load or produce cryptic errors, a version mismatch between Po...

Fixing 'Connection Refused' in Command Prompt Due to Firewall

If you see a 'connection refused' message in Command Prompt when trying to connect to a remote se...

Fix Microsoft Teams DNS Configuration Errors: Step-by-Step

Users sometimes see errors like "Can't connect to Microsoft Teams" or "Sign-in error" when DNS se...