How to transfer a Wear OS smartwatch from one phone to another

The OnePlus Watch 2 sitting in-between two Android phones for an OHealth data transfer, for showing how to transfer Wear OS watch to new phone.

Transferring your Wear OS watch to a new phone is much easier than before, when you had to reset your smartwatch first. You can now preserve your settings and data after the transfer, in most cases.

Only Wear OS 4 watches like the Pixel Watch 2 or Galaxy Watch 6 have access to this feature, however, and they both handle the transfer using their respective watch apps and unique steps (which we'll explain below).