WhatsApp is testing the option to transfer chat history between two platforms while changing the phone number as well.
WhatsApp has been working on a migration tool that would allow users to transfer their chat history when they switch from an Android device phone to an iPhone, or vice versa. While that feature is currently in development, WhatsApp is trying to improve it further by adding support for cross-platform chat history migration when you also change the phone number. Sounds confusing? Let me break it down for you. So, WhatsApp only lets you transfer your chat history to another phone if they are both on the same platform – either Android or iOS.
