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

Fix Windows Update Error 0x80070002 After Update

After a Windows Update, you may see error 0x80070002. This usually means the system can't fin...

Fix Nginx Permission Denied for Static Files

Common Causes

When Nginx returns a 403 Forbidden or 'permission denied' error for...

How to Enable Bluetooth Service in Windows 11

If Bluetooth suddenly stops working in Windows 11—the icon disappears, devices won't pair, or...

Fix Git Detached HEAD State in Visual Studio Code

You open your project in Visual Studio Code, check the Git graph or status bar, and see something...