Fix a Second Monitor Not Detected on Windows 11
Second monitor not detected on Windows 11? Check the input and cable, use Win + P and Detect, and find the port that is actually wired for video.
Second monitor not detected on Windows 11? Check the input and cable, use Win + P and Detect, and find the port that is actually wired for video.
Scan a document to your computer in Windows 11 using Windows Scan or Windows Fax and Scan, pick the right resolution, and fix a scanner Windows cannot see.
Keyboard typing the wrong symbols on Windows 11? It is almost always the layout. Fix it with Win + Space, then clear the dead keys and Num Lock traps.
No sound in Windows 11? Check the output device and per-app volume first, then the audio service, Device Manager, and the Bluetooth or USB path.
USB device not recognized in Windows? Swap the port, cable and PC first, then fix the controller, the descriptor error, and USB selective suspend.
Printer feeding paper but printing blank pages? Start with the printer’s own self-test page, then check ink, the print head, and the Windows driver.
A safe PC maintenance routine for Windows: what to check daily, weekly and monthly, which built-in tools to use, and what to leave out.
Turn off the touch screen on Windows 11 via Device Manager or PowerShell, re-enable it later, and stop Windows switching it back on after updates.
Brightness slider missing or doing nothing on Windows 11? Fix the monitor device, the display driver, Fn keys, and brightness that changes by itself.
Bluetooth missing from Windows 11 Settings? Check the hardware, restart the Bluetooth Support Service, reinstall the driver, and stop it dropping out.