Formats & Files on Kindle
Which file types actually open, how conversion works, and where DRM changes the rules.
Kindle will open its own store books without a format lecture. The lecture starts when a file arrives from email, USB, Calibre, or another shop.
This section covers what actually opens, when conversion is worth the mess, and how DRM changes the answer. Typical inputs: AZW3, KFX, EPUB via Send to Kindle, PDF.
Store purchases use Amazon DRM. Personal documents sent through Send to Kindle are not the same as store books.
Which file types open in KindleA practical list of formats Kindle will open, what gets converted on the way in, and what still fails.Converting books for Kindle without breaking layoutWhen conversion is necessary for Kindle, what survives, and which source formats you should leave alone.DRM and personal copies in KindleThe difference between a store license and a file you own, written for people using Kindle.