iCloud+ is the premium subscription that expands your iCloud service with all the storage you need for your data and features like iCloud Private Relay, Hide My Email, and HomeKit Secure Video support.
Upgrade to iCloud+ on your Apple device
To upgrade to iCloud+, go to Manage Account Storage in Settings on your iPhone, iPad, or Mac, then choose Buy More Storage or Change Storage Plan.
Open Manage Account Storage to upgrade
Or follow the instructions for your device.
How to upgrade on your iPhone or iPad
1. Go to Settings, then tap your name.
2. Tap iCloud, then tap Manage Account Storage or Manage Storage. Or scroll down and tap Upgrade to iCloud+.
3. Tap Buy More Storage or Change Storage Plan.
4. Choose a plan and follow the onscreen instructions.
How to upgrade on your Mac
1. Choose Apple menu > System Settings or System Preferences.
2. Click Apple ID.
3. Click iCloud.
4. Click Manage. Or scroll down and tap Upgrade to iCloud+.
5. Click Change Storage Plan or Buy More Storage, and choose a plan.
6. Click Next and enter your Apple ID password.