The SMS sent in Samsung note3 mobile phone has been deleted, but why can't the history be deleted?

To delete SMS records, we suggest that you:

Under the standby page-click on the mobile phone-record-click on the option box marked with a corner in the upper left corner (all calls are displayed by default, and the display here will be different if you changed the viewing mode of the call recording point before)-select the viewing mode of the call recording point as All Information-click on the mobile phone-menu key (three point icons in the upper right corner)-Delete.