Open the Photos app
Tap Albums
Open the album you want to share
Tap the Share button
Tap Add People
Choose how you want to invite people
Enter the contacts or email addresses
Set sharing options if needed
Tap Send
To share a regular album, select photos, tap Share, then choose a sharing method
To share an iCloud Shared Album, make sure iCloud Photos is turned on
To create a new shared album, tap the plus button in Albums, then choose New Shared Album
Enter a name for the shared album
Add the people you want to share with
Tap Create
Add photos and videos to the shared album
To stop sharing, open the shared album, tap People, then remove subscribers or turn off sharing