Open the Photos app on your iPhone, iPad, or Mac
Sign in with the Apple ID used for iCloud Photos
Turn on iCloud Photos in Settings on iPhone or iPad
Turn on iCloud Photos in System Settings or System Preferences on Mac
Visit iCloud.com in a web browser
Sign in with your Apple ID
Click Photos on iCloud.com
Use the iCloud for Windows app on a Windows PC
Open the Photos section in the iCloud app
Make sure you have an internet connection
Check that iCloud Photos is enabled on the device where the photos were uploaded