The bottom of Apple 4 mobile phone screen can't be scratched. The keyboard can't be opened in the text box.

Some areas of Apple 4 screen can't be touched, which is more common in screen hardware failure.

In this case, users are advised to back up their mobile phone contacts, text messages, pictures and other data. , and then enter the phone settings to restore the phone. After the phone is returned to the factory, it will return to its original state, and then try to touch the phone screen.

If the touch is still abnormal, users are advised to take their mobile phones, invoices and warranty cards to the local brand customer service for testing.

Apple mobile phone and its accessories enjoy the 1 year warranty period from the date of purchase.

According to the specific fault situation, replace the faulty parts or replace an iPhone.

If there is a problem with the attachment, it will be replaced with a brand-new attachment.

All replacement iPhone, accessories and parts are brand new.

The replaced parts and accessories enjoy the remaining period of the original 1 year warranty period or the warranty period of 90 days from the date of maintenance or replacement, whichever is longer.