Open the Photos app on your iPhone, iPad, or Mac
Sign in with your Apple ID if prompted
Make sure iCloud Photos is turned on in Settings
On iPhone or iPad, go to Settings > [your name] > iCloud > Photos
On Mac, go to System Settings > [your name] > iCloud > Photos
On Windows, open iCloud for Windows and turn on Photos
Go to iCloud.com in a web browser
Sign in with your Apple ID
Click Photos
Browse your iCloud photo library
Use albums, search, or the sidebar to find specific photos
Download photos if you want to save them to your device