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

Fix 'Windows Activation Command Not Found' by Checking System Files

When you run slmgr.vbs or cscript slmgr.vbs to activate Windows and get...

Fix Windows Activation Error 0x803f7001 (Rate Limit)

You see error 0x803f7001 when trying to activate Windows. The message mentions a “rate limit.” Th...

Fix Microsoft Store Error 0x80073cf0: App Won't Start

When you try to open the Microsoft Store and see error code 0x80073cf0, the app either fails to s...

Fix Windows Search 502 Bad Gateway Error

If you see a "502 Bad Gateway" error when using Windows Search (e.g., in File Explorer or the Sta...

Fix Command Prompt Not Recognizing Commands

Fix Windows Terminal File Locked Error – Quick Steps

If you see "cannot access file because it is locked" in Windows Terminal, it usually means anothe...