Apple id disabled , locked.

iPad Air 4 2020 is a locked , contact apple support to explain about what an issues with my iPad Air 4 by someone was appearing with my iPad Air 4 . Unable to restore , back up , had lost my recovery key for unlock iPad Air 4. it took stuck about few week. I don’t know how to do with it to fix , recovery key is losing btw. Stucking still…. any body know how to do fix it or don’t ?