As per image:https://prnt.sc/qmiq9q and after a lot of ionic and ios in-app purchase topic check.
It can be an issue with your Xcode token expire:https://stackoverflow.com/questions/38552706/turn-off-in-app-purchases-on-xcode/39674981
Please recheck automatically sign in
Also, it is possible to enable the in-app purchase from apple-app store:https://wplms.io/course/getting-started-with-wplms-mobile-app/enable-wallet-in-app/
You have to enable from app store.
