A:AnswerIt’s not necessary when you register your new Kindle all of you books will be automatically downloaded. I loved my HDX. I love this one just as much about 1 in bigger, clearer screen and easier to use.
A:AnswerYou do not need an App to change the font size. If you go to the settings, then Display, then Font Size, you have 3 choices; Normal, Large, and Huge.