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

Fix Windows Terminal Permission Denied File Locked Error

How to Fix VSCode Extension Host Terminated Unexpectedly

You're working in Visual Studio Code when suddenly a popup says "Extension host terminated unexpe...

Fix Windows Activation Tool Not Opening on Ubuntu

You’ve installed a Windows activation tool (like an HWID or KMS emulator) on Ubuntu via Wine or a...

Fix PostgreSQL Connection Refused on Port 5432

When you see psql: error: connection to server at ... failed: Connection refused on ...

Fix PowerShell DNS Resolution Failed Error

If you see DNS resolution failed when running a PowerShell command that tries to con...

How to Fix Network Errors Using Command Prompt Setup

If your internet stops working or you see errors like 'No internet access' or 'DNS server not res...