If you see the Power Button Lockout message on your HP Monitor, press and hold the power button for about 10 seconds to restore its functionality.

On the front of the screen, in the bottom right corner, is a button dedicated to refreshing the display to remove any ghosting effects. A menu button to bring up the settings is on the left side.

You should see a menu or a list of input sources appear on your screen. Keep pressing the button until you reach the input source that corresponds to your computer.

Patrick Marshall answers your tech questions. This week's topics cover the Start button on monitor screens failing to function and an alert sound on a PC that's becoming more frequent.

Here’s one that will let us fix our borked ASUS computer monitor buttons. [Silviu] has the same monitor we do, an ASUS VW202, and had the same problem of stuck buttons.