Why does Amazon use its own proprietary formats?

... support for Kindle ereaders that it does in the US, and that Kobo does here. There is no e-ink reader that covers the bases as (very good) Android apps do ... Our e-reader lineup also features a reimagined Kindle Scribe and the fastest Kindle Paperwhite ever. ... How long does it take to charge fully? Battery life will ... Will I be able to use my Kindle eInk reader? Unfortunately, no. Amazon does not support the ePub format used by the cloudLibrary platform. Help with ... Feb 26, 2016 ... Does the paperwhite cable show a kindle device and the other two a different device? Is it possible that two of the cables are old/broken and ... MOBI is an older file format and won't support the newest Kindle features for documents. Any MOBI documents already in your library that you want to read with ... DO ALL KINDLES HAVE A BUILT-IN LIGHT? Yes! It used to be that you had to upgrade to a Paperwhite to get a light on your Kindle, but now every version of Kindle ... Kindle Paperwhite can read PDF files without having to convert them into a ... What file format does Kindle use? Kindle is compatible with eBook files ... May 3, 2014 ... If you send to Kindle with E-mail,can support like those types Microsoft Word (.doc, .docx) Rich Text Format (.rtf) HTML (.htm, .html) TXT file Zip, x-zip file ... Oct 25, 2024 ... This tool supports PDF, DOC, DOCX, TXT, RTF, HTM, HTML, PNG, GIF, JPG, JPEG, BMP, and EPUB formats on ebooks up to 200MB in size. (Amazon no ... Nov 21, 2023 ... I stay with the old original format touchscreen, it does what want. I once had to replace the PaperWhite, I used my laptop to upload my library ...