Somehow, the SMS function was turned off.

Samsung i9220 mobile phone can't receive information. Cause and method: 1: SIM card is damaged and replaced; 2. SMS center number setting, please consult the mobile phone service provider for the specific SMS center number; 3. Some mobile phones have a short message firewall, that is, the short message numbers you don't want to receive are stored in the firewall, which will automatically delete some spam messages to see if the firewall is set to "reject all short messages"; 4. Some brands of mobile phones will store SMS in SIM card by default. Whether the short message can be stored in the SIM card depends on the service provider. Some can store 40 messages, and some can store 100 messages to see if the message is full. If they are full, delete some unwanted messages. 5. Call the customer service center and ask if the SMS service is on. If not, please ask them to activate it immediately.