My mobile phone is Samsung 7568, and the message I received is not prompted, but only displayed in the notification bar (security

According to your description, we suggest that you:

1. Under mobile phone operation: Settings-Application Manager-Slide Screen Option (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 data of the mobile phone (phone book, SMS, multimedia materials, etc.). ) and try to restore the phone factory settings (Settings-Reset-Restore Factory Settings).

Note: all the data stored in the mobile phone is lost, so it must be backed up to the sim card and sd card in advance before operation.

If the problem still exists, it is recommended that you take the three-guarantee certificate and send your mobile phone to the nearest Samsung service center for testing. Please visit the specific service center address:

. Samsung . com/support/service locations . ASP

Samsung knows to provide you with high-quality solutions and answer your questions attentively, hoping to get your satisfactory evaluation.