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

Fix Command Prompt Service Unavailable on Windows 11

When you try to open Command Prompt on Windows 11 and see 'Service unavailable' or a blank window...

How to Repair Windows Search Using the Built-in Troubleshooter

Windows Search not returning results or indexing slowly? The built-in Search and Indexing trouble...

Fix Windows Activation After Motherboard Replacement

When you replace your motherboard, Windows often treats the computer as a new device and deactiva...

Fix 'File Locked by System Process' in Windows 10 Search

When you search for a file in Windows 10 and get an error that the file is locked by a system pro...

Fix Remote Desktop 504 Error on Azure VM