Fridgedaire electric oven won’t turn off

Brand: Fridgedaire
Model Number: FEB21S5DBB
Main Symptom: Will not turn off or turns back on—on its own.
What happens & when: after powering back on with breaker and using oven to bake, it will not turn off. The button does nothing none of the buttons except the clock will work when it does that

Error Code (if any): none noticed anywhere.
Parts or tests already tried:
Photos / video link:

There is a stuck relay on the control board. I can’t find the model number you provided or I would look up the part for you. There could be a shorted element. Make sure to access the element and connections to verify there is nothing shorted to the cabinet.

Hi. Thanks for looking into this. When I search your website, this is the page that comes up for parts for my model#.

https://www.appliancepartspros.com/search.aspx?model=feb21s5dbb

Also, when you say you can’t find my model #, do you mean it’s not showing on your side or you cannot find a corresponding model in the Fridgedaire line?

The model number you sent is different than what is in the picture. here is thep;art you shopuld need for the control 316418520 Clock Timer (Electronic Oven Control) | Genuine Frigidaire OEM In Stock