Seriously, if you are still using Meta sites at this point, you gave no one to blame but your self. Their terrible treatment of employees and users isn't exactly a secret.
Leave Facebook and move grandma to something else as well.
Except this isn't a “me” situation. I mean, I can (and did) stop using Meta platforms, but everyone around me is sticking to them, and sometimes I appear in a photo or something, not to mention the infamous shadow profiles that Meta keeps of people not in their databases.
Leave Facebook and move grandma to something else as well.