iOS has become much worse than One UI after recent update of iOS 26. Old devices like 13,14 and even 16 series are facing battery drain, lagging issues. So no matter where you switch you will see these issues.
try installing whole goodlock module once. i think there is some issue with application. Try downloading it from other than samsung market for Old version
ideally shouldn't be the issue because i am able to see those options on my S23. May be you just try installing the app through samsung app store and try