To use a stud finder, hold down the function button on the device, and drag it across the wall until it beeps or lights up. You need a stud finder, a tape measure and a pencil.Continue Reading
Place the finder against the wall, and press one or both of the side buttons.
Run the device along the wall until it beeps.
Measure 6 inches to the right and left of where the device found the stud.
Place the stud finder on the right measurement, and move the device to the left until it beeps. Mark the spot to indicate where the right side of the stud is, and then repeat with the left side.