How to get out of sharp single electric oven K-61V28IM1-EN s?

Help, I cant seem to get out of this factory setting. its a sharp single electric oven K-61V28IM1-EN stuck in demo mode. Been fine for 3 years and now stuck, thank you
paula, July 2022


done
Manual here:
http://34.244.173.118:6060/uploads/files/file5c822b4f08b25.pdf

You could always try contacting Sharp customer service.

helpdesk.GB(at)sharphomeappliances.com
Replace the (at) with the correct symbol
0333 5777230

Ehdbd, July 2022
link Click here to see other fixes for Sharp.