i just got in today a Paperwhite that's listed as a 10th Gen kindle 2019 release (
https://www.amazon.com/gp/product/B0...0?ie=UTF8&th=1 ) it's on FW 5.13.1 and i've turned on Airplane Mode. (as well for now removed Wifi settings)
And i just want to be sure since the device index on the wiki only indicates the 2018 Paperwhite as the newest device (this ones serial has these for the first 6 digits: G090VB