If the accuracy is off, adjust the thermometer to the proper temperature using this button. Many digital thermometers have detachable probes attached by wire to the main body.

Get an oven thermometer, learn the quirks of your appliance and be willing to call in the the pros when there are signs of trouble.

If your oven isn't cooking properly, it may not be heating to the set temperature like it should. Use this quick test to check and diagnose you oven.