Download a full-resolution photo or video. If you’re not storing full-resolution versions on iPod touch, pinch to zoom in to 100%, or tap 
.
iCloud Photo Library automatically uploads the photos and videos you take and stores them in their original format at full resolution in iCloud. You can access your photos and videos in iCloud Photo Library from any device where you’re signed in using the same Apple ID.
Use the Photos app on iOS devices and Mac computers to open and edit your photos and videos. Any changes you make are updated on all your devices. See Edit photos and trim videos.
To use iCloud Photo Library, you need a device with iOS 8.1 or later, a Mac with OS X 10.10.3 or later, or a PC with iCloud for Windows 5 or later.
Note: If you turn on iCloud Photo Library, you can’t use iTunes to sync photos and videos to iPod touch.
Turn on iCloud Photo Library. Go to Settings > [your name] > iCloud > Photos, or go to Settings > Photos & Camera.
Optimize your storage or keep all your photos and videos in full-resolution on iPod touch. If your iCloud storage plan is over 5 GB, Optimize iPod touch Storage is on by default. It manages space on your iPod touch by automatically keeping your full-resolution photos and videos in iCloud and lightweight versions on your iPod touch, as needed. To keep the full-resolution originals on your iPod touch, go to Settings > [your name] > iCloud > Photos, then select Download and Keep Originals. Your originals are always stored in iCloud.
Download a full-resolution photo or video. If you’re not storing full-resolution versions on iPod touch, pinch to zoom in to 100%, or tap .
Note: To upload photos and videos to iCloud Photo Library, iPod touch must be connected to Wi-Fi.
If your uploaded photos and videos exceed your storage plan, you can upgrade your iCloud storage. Go to Settings > [your name] > iCloud > iCloud Storage > Change Storage Plan to learn about the options.