How to solve the problem that Samsung mobile phone can't receive SMS?

Switch phones again.

Switch phones again.

Clean the metal contacts of the SIM card.

Take out the SIM card and clean the metal contacts of the SIM card with rubber.

Replace SIM card

Try to insert the SIM card into this machine.

Check security software

Check whether the phone is equipped with software such as security guards or incoming calls, uninstall it and try again.

Update system version

Whether the attempt to update the version of the mobile phone system has improved.

Back up data and restore factory settings.

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

Inspection and maintenance

If the problem still exists, it is recommended to send the mobile phone to the nearest Samsung service center for testing and maintenance.