human
How to sync apple books on iphone / ipad?
assistant
Sync Apple Books
1. Open Settings.
2. Tap your name.
3. Tap iCloud.
4. Tap the toggle next to "Books" to turn it on.
5. Tap the toggle next to "iCloud Drive" to turn it on.
6. Tap Apple ID and Settings to go back to the main page of the Settings menu.
7. Tap Books.
8. Tap the toggle next to "Reading Now" to turn it on.
9. Tap the toggle next to "iCloud Drive" to turn it on.