![I have just unboxed my kindle keyboard 3 today. I have updated it to 3.4.3 but can not register my device. It always said "the e-mail address and password you entered do I have just unboxed my kindle keyboard 3 today. I have updated it to 3.4.3 but can not register my device. It always said "the e-mail address and password you entered do](https://preview.redd.it/s7ylr1vvd5j81.jpg?width=640&crop=smart&auto=webp&s=458700dfdbcf8e12779ff94da38d513e7cd3f93e)
I have just unboxed my kindle keyboard 3 today. I have updated it to 3.4.3 but can not register my device. It always said "the e-mail address and password you entered do
![Kindle Paperwhite, 6" High Resolution Display (212 ppi) with Built-in Light, Wi-Fi - Includes Special Offers (Previous Generation - 6th) : Electronics - Amazon.com Kindle Paperwhite, 6" High Resolution Display (212 ppi) with Built-in Light, Wi-Fi - Includes Special Offers (Previous Generation - 6th) : Electronics - Amazon.com](https://m.media-amazon.com/images/I/41K6vDXQQ7L._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOURANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA47%252C007%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Kindle Paperwhite, 6" High Resolution Display (212 ppi) with Built-in Light, Wi-Fi - Includes Special Offers (Previous Generation - 6th) : Electronics - Amazon.com
![Kindle Keyboard (3rd Generation) eReader (Audio Books / Comics / Instructions / Custom Screensaver & More!) - 8Bit Mammoth Kindle Keyboard (3rd Generation) eReader (Audio Books / Comics / Instructions / Custom Screensaver & More!) - 8Bit Mammoth](https://i0.wp.com/www.8bitmammoth.com/wp-content/uploads/2020/06/Kindle-3-Keyboard-Custom-Screensaver-Photo.jpg?resize=600%2C766&ssl=1)