Please, tell us the make and model of your phone. Text messaging apps may be different depending on the model of your phone.
A generic suggestion is try to long tap on a message to see the menu of items. Perhaps one of those items on the menu will enable you to lock a message from being deleted.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.