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

Fix Microsoft Store Auto-Launch Failure with Error 0x80073cf0

If Microsoft Store fails to launch automatically and you see error code 0x80073cf0, the issue is ...

Reactivate Windows After Clean Install Without Product Key

If you've performed a clean install of Windows and can't find your product key, activation may fa...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

Fix Windows Defender Not Working After Update

After a Windows update, you might find that Windows Defender (Microsoft Defender Antivirus) is di...

How to Fix PowerShell Rate Limit Error 429

If you're using PowerShell to call REST APIs — especially Microsoft Graph, Azure, or GitHub — you...

Fix Windows Search Settings Not Saving Changes

You change a Windows search setting—like indexing options or search mode—but it reverts after clo...