Microwave - Kenmore (flaky) (Boonsboro)

Kenmore microwave oven, 1100 watts 10-15 years old Oven still heats fine, but controls are flaky.
We bought a new one, and hope to keep this one out of the landfill.
Maybe it can be fixed, or used for parts ? Free for the taking.
call or text 434 four two six 222 zero