Microwave help
burn marks
control panel unresponsive
food burnt
food undercooked
noisy
no power
smoking
switches off
Power issues

Power issues with your microwave such as unresponsive keys or no power.
Heating issues

Heating issues with your microwave such as, the microwave isn't heating or food is burning or undercooking
Performance issues

Performance issues with your microwave such as the turntable not spinning, or noisy when in use as well as sparks, burn marks.