Handheld city home security SMS mode is invalid.

The SMS mode of Pocket City Family Safety is invalid and may need to be updated.

The following actions are recommended: 1. Under the mobile phone operation: Settings-Application Manager-Slide Screen Options (All)-Find Information-Click Enter to try to clear the data. 2. If the problem still exists (caused by third-party software), please back up the mobile phone data (phone book, SMS, multimedia materials, etc.). ) and try to restore the phone to factory settings (Settings-Reset-Restore Factory Settings).

If the problem still exists, it is recommended to bring three purchase vouchers and send the mobile phone to the nearest service center for testing.