I don't know if this will be satisfactory to you, but you could install an on-device firewall app like Lockdown [1] and block Facebook connections completely fr

I don't know if this will be satisfactory to you, but you could install an on-device firewall app like Lockdown [1] and block Facebook connections completely from all apps. The default doesn't block all Facebook domains, but you can change the configuration. [1]: https://lockdownprivacy.com/ https://lockdownprivacy.com/