You can export the previous notes with huionnote format and import them to your new phone device.
For Android
A. Export
(1) Long press any notebook to enter the choosing interface.
(2) Choose the notebook you want to sync to your new phone.
(3) Click the Export option at the top.
(4) Choose HuionNote format and export.
B. Import
(1) Send the file to your new phone/tablet.
(2) Open the file via Huion Note App.
(3) Import the file according to the tips, and you can rename the file.
For iOS/iPadOS
A. Export
(1) Long press any notebook to enter the choosing interface.
(2) Choose the notebook you want to sync to your new device.
(3) Click the Export option at the top.
(4) Choose HuionNote format and export.
B. Import
(1) Send the file to your new phone/tablet.
(2) Open the file via Huion Note App.
(3) Import the file according to the App note, and you can rename the file.