Check for memory leaks, memory usage, high cpu with Instruments.

As it can be used very easily for prostitution, even if it not your intention, I doubt Apple will authorise it.

Is the url registered to your company name : what result do you get in Whois search: name of your company or name of your provider ?

The rfc for sms indicates something like «sms:+15105550101,+15105550102», which is use , to separate numbers. It seems that iOS is not compatible with the RFC, this may need to open a feedback.

the Problem is that airplane mode switch off communication, so the information can not be sent or received after.

Did you try to search for «developer» in settings app.

May be you can try to force expiration of build in AppStore connect.

Did you upgrade to iOS 16.0.2 ? It seems to correct problem with iPhone 14 PRI cameras

Try to embed swift library in your build settings

xCode 14 suppressed support for 32 bits devices

Did you try to suppress the warning about iOS 9 which is no more supported. Set the deployment target to iOS 11 , then try again. You can also have some information in the build log.

It depends on your keyboard layout : for Italian keyboard it is ⌘ + ´ may be linked to the position of a key on US keyboard ?

Do you any third party frameworks that may have been updated (including ads) ?

I thing using the associated SceneDelegate life cycle methods. for example     **func sceneWillEnterForeground(_ scene: UIScene) **,     **func sceneDidBecomeActive(_ scene: UIScene) ** and others

Seems that xCode 13.4.1 can not distribute for pre iOS11( this can be checked in TestFlight). Even if debug is still possible. The only workaround I found was using xCode 13.4 and doing some extra configuration : Build Settings / deployment / oAlways Embed Swift Libraries = Yes Build Settings / deployment / strip swift symbol = No Also when uploading : unselect 2 first options about BitCode and Strip Swift Symbols Tested successfully with iPhone 5 iOS 10.3.4 In the release notes of xCode it is not always easy to determine the lowest supported iOS version. New xCode 14 suppressed iOS10 and below support : it means all non 64 bits processor devices not supported. Debug is no more possible.