What should I do if the contact SMS icons are grayed out after Samsung S6edge updates 7.?

The following operations can be performed:

1. Turn the machine on and off again.

2. Observe after uninstalling the recently installed third-party software.

3. Back up mobile phone data (phone book, SMS, multimedia files, etc.) and restore factory settings.

if the problem of restoring factory settings still exists, it is recommended to send the mobile phone to the nearest service center for testing and further processing.