New iPhone 16 experiencing app glitches with BookMyShow and WhatsApp notifications

Facing glitch with brand new I phone 16. Some app not working like

1.unable share ticket from Book My Show app through what’s App.

2.Some time not getting sound of notification on message received from What’s app

3 it’s take too much time to receive msg on whatApp

[Re-Titled by Moderator]

Original Title: Glitch