To install custom fonts on your Kindle, download TTF, OTF, or TTC font files from trusted sources, transfer them to the Kindle’s Fonts folder via USB, restart your device, and select the font ...

Interactive eBooks often include quizzes, puzzles, or games that readers can engage with directly within the app. To utilize these features, simply scroll through your eBook until you come across them ...

Over the past six months there has been a (fairly) quiet tussle between Apple and various publishers and other content suppliers over the issue of In-App Purchases and Subscriptions. At the beginning ...