Can the SMS deleted by the mobile phone be retrieved?

Short messages deleted by the device can be recovered.

The mobile phone has a recycle bin function. Deleted messages will be temporarily stored in the recycle bin, where users can recover them. Mobile phones have the habit of backing up data regularly, and retrieve deleted short messages through the backup recovery function. Will be stored in the cloud or memory card, users only need to restore the backup files.

No backup or incomplete backup. Try to use the third-party data recovery software to retrieve the deleted SMS. Some softwares support various mobile phone brands and operating systems, and can scan the mobile phone to retrieve deleted messages.