When I backup my iPhone/iPad can I I delete data like photos from these devices in order to free up space and still have access to those photos

Hello Erik1060,

Thanks for choosing the Apple Support Communities. If we understand correctly, you are looking to manage storage o your iPhone. Having plenty of storage is important, and we can understand why you'd be looking for a solution.

There are a few ways to manage your storage without having to delete photos and videos. Here are a few resources which will help you manage your storage.

How to check the storage on your iPhone, iPad, and iPod touch

To learn more about using iCloud Photos to save storage on your iPhone, follow:

Set up and use iCloud Photos

Cheers!