What if there is a delay in sending and receiving SMS or MMS?

If there is a delay in sending and receiving SMS or MMS, it is recommended that you

signal strength

Try to change other geographical locations, and the signal strength may be weaker.

Sim card

Remove and re-insert the SIM card; Or try to change another SIM card.

Mobile phone upgrade

Try again after upgrading your mobile phone.

Restore factory settings

If it is invalid, please back up the information (contacts, text messages, pictures, etc.). ) and restore the factory settings.

Samsung service center

If the problem still exists, it is recommended that you take the purchase invoice, maintenance card and machine to the local Samsung service center, and professional engineers will help you test it.