Are my text messages backed up on iCloud?
Apple’s Messages in iCloud service can be used to backup all your text messages to the cloud so that you can download them to your new iPhone – and keep them in sync across all your Apple devices, so that every message and reply can be viewed on every device. … Go to Settings ► click on your Apple ID then iCloud.
How To Back Up And Transfer Text Messages To New iPhone …
Aug 8, 2018