![2 kindle paperwhites same model in the same UK house updated to latest firmware now have different User Interfaces. One kindle won't activate new UI even after system reset and logging back 2 kindle paperwhites same model in the same UK house updated to latest firmware now have different User Interfaces. One kindle won't activate new UI even after system reset and logging back](https://i.redd.it/8icoxh5k0ei81.jpg)
2 kindle paperwhites same model in the same UK house updated to latest firmware now have different User Interfaces. One kindle won't activate new UI even after system reset and logging back
![Kindle Paperwhite | 16 GB, now with a 6.8" display and adjustable warm light | With ads | Agave Green : Amazon.co.uk: Electronics & Photo Kindle Paperwhite | 16 GB, now with a 6.8" display and adjustable warm light | With ads | Agave Green : Amazon.co.uk: Electronics & Photo](https://m.media-amazon.com/images/I/413mBOFH7BL._AC_SY1000_.jpg)
Kindle Paperwhite | 16 GB, now with a 6.8" display and adjustable warm light | With ads | Agave Green : Amazon.co.uk: Electronics & Photo
![Kindle Oasis: Amazon's impressive new e-reader is the most advanced yet | The Independent | The Independent Kindle Oasis: Amazon's impressive new e-reader is the most advanced yet | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2016/04/13/15/oasismain.gif)