My iPhone 8 still shows no sim and I have tried all alternatives. Pls help
Put new SIM card in new phone and still shows no sim. Why?
iPhone 8, iOS 13
If you have already tried all of the steps in the following article, then you know that the next step would be to make a Genius Bar appointment at your local Apple Store or Apple Authorized Service Provider to have them take a look and provide you with your options.
Ref: If you see 'invalid SIM' or 'no SIM' on your iPhone or iPad - Apple Support