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

Fix Firefox Secure Connection Failed DNS Error

You try to visit a website in Firefox and see 'Secure Connection Failed' with an error li...

Chrome Startup Crash on Windows 11: Fixes That Work

You click the Chrome icon on your Windows 11 PC, the window flickers, and then nothing—or you get...

Fix Bluetooth Not Showing in Device Manager on Windows 11

If you open Device Manager on Windows 11 and Bluetooth is completely absent—no adapter listed und...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix VS Code GitHub Authentication Failed Error

You're trying to push or pull code in VS Code, but you see an error like Authentication...