It's great to create a text document in the Notes app, which comes pre-installed on your iPhone, iPad, and Mac, but it's even better to have that note available across all your devices. Here's how to sync Notes across all your Apple devices (including those running iOS 11 and later, iPadOS 13 and later, and macOS 10.14 and later) with iCloud.

To keep your Notes automatically synced between your iPhone and your Mac, you’ll need to enable this setting on both devices. This works regardless of which device you create your Notes on. Let’s get started with these steps on your iPhone:

Create a document using Notes.

Go to the Settings app.