How to set up and use iCloud Photo Library on iPhone and iPad
Manage Family Sharing settings - Apple Support
Sync your photos using the Finder - Apple Support
Get started with Health on iPad - Apple Support
Send and reply to messages on iPad - Apple Support
Bring your photos to life - Apple Support
iCloud User Guide - Apple Support
Write and draw in documents with Markup on iPad - Apple Support
iPad
How to use Shared Albums in Photos on your iPhone, iPad, and Mac - Apple Support
Organize and find your photos on your iPhone, iPad, or iPod touch - Apple Support
Mark a device as lost in Find My on iPad - Apple Support
Use photo albums in Photos on iPad - Apple Support, Picture Albums
Create and edit events in Calendar on iPad - Apple Support