How to get notes apps from old phone to be phone

If you sync Notes with iCloud, make sure that you have the switch turned on in the new phone for Notes. Settings>Your Name>iCloud>Notes>On.

If all of your Notes are “On my iPhone” notes, they should be included in your backup. You can restore that backup to recover your notes.

Restore your iPhone, iPad, or iPod touch from a backup - Apple Support

The easiest thing to do is to use Quick Start or restore a backup on the new phone in order to transfer all of your apps, app data , settings, etc. to your new phone.

See this for more information.

Transfer data from your previous iOS or iPadOS device to your new iPhone, iPad, or iPod touch - Apple Support

Do you use iCloud for Notes on your old iPhone? If YES, then on your new iPhone, open Settings ➡️ Apple ID (Your Name at Top) ➡️ iCloud ➡️ Notes: Ensure that this is set to ON.

If you do not use iCloud for Notes, then do you have a 👉 backup file created, on a computer, from your old iPhone? If YES, then you can 👉 restore your new iPhone from that backup file on that computer. If you choose this method then all of your data on the new iPhone will be returned to the same status as your old iPhone.

The one other method to transfer ALL of your data from your old iPhone to your new iPhone is by using the QuickStart method. Here is how 👉   Use Quick Start to transfer data from your previous iOS device to your new iPhone, iPad, or iPod touch - Apple Support

Axel F.