Change preferences in Books on Mac

When reading EPUB Books

Select “Let lines break naturally” to read EPUB books with text aligned on the left.

Select “Justify text (space words to fit columns)” to read EPUB books with text aligned on both the left and right.

Auto-hyphenate words

Select to automatically hyphenate words that are too long to fit on one line. When not selected, words may have large spaces between them.

Display Sleep

Select to extend the time before the display sleeps by 10 minutes while reading.

Sync

Select to keep collections, bookmarks, and highlights updated across devices.

Reset all dialog warnings

Click Reset Warnings to resume seeing relevant warnings, even after selecting the checkbox to not see them again.

Download new purchases automatically

Select to automatically download new purchases.

Apple Books can automatically download new purchases made on other devices as well. The same Apple ID must be used in Apple Books on all your devices.

Purchases

Select Always Require to require a password for every purchase.

Select Require After 15 Minutes to not require a password if you entered your password within the last 15 minutes.

Free Downloads

Select Require Password to require a password for free downloads.

Select Save Password to automatically use a saved password for free downloads.

Enable Advanced menu in menu bar

Select to add the Advanced menu to the menu bar along the top of your screen. You can use this menu to add EPUB books to your library as proofs.