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

How to Change the Default Shell in Windows Terminal

Windows Terminal lets you run multiple shells (PowerShell, Command Prompt, WSL, etc.) in one wind...

Fix Windows Terminal Error 0x80070002 at Startup

If Windows Terminal fails to start and shows error code 0x80070002, it usually means the system c...

Fix Redis Connection Refused in Sentinel Mode

When Redis Sentinel is configured, you might see "connection refused" errors even though your app...

Fix Robocopy Error 5: Access Denied in Backup Command