We are working on Magento-2.2.6 version and multi website scope.
My website : Depoto
In the latest Magento-2.3.0 version, We have lot of improvements and features. So, We have decided to go to upgrade. And we are building the React native app simultaneously along with the website.
So, Is there any conflictions with upgrade?
Please tell me the proper way to upgrade with no loss of any data.