To "buy storage" for your iPhone, you can either upgrade your digital subscription for cloud backups or use external hardware to expand your local storage capacity . Option 1: Upgrade iCloud+ (Cloud Storage)
It is to upgrade the physical internal memory (e.g., changing 64GB to 128GB) once the phone is manufactured. If your phone's physical storage is completely full, buying iCloud storage will back up your data, but you may still need to manually delete large files or offload apps to free up "local" space. Maximizing iPhone Storage: Tips for Efficient Usage buy storage for iphone
This is the most common way to get more space for photos, videos, and backups. You can upgrade directly from your iPhone settings: and tap your [Name] at the top. Tap iCloud . To "buy storage" for your iPhone, you can