Here’s how to enable two-factor authentication for your iCloud Mail account and other programs associated with your Apple ID.
Turn on Two-Factor Authentication for iCloud Mail
Two-factor authentication adds a barrier between whoever’s logging in and the account by requiring authentication in two ways, such as a computer and phone. This is more secure than a password alone.
Set up Two-Factor Authentication for iCloud Mail Using a Mac
Set up Two-Factor Authentication for iCloud Mail Using an iOS Device
It’s easy to set up two-factor authentication using an iPhone, iPad, or iPod touch.
Turn on Two-Factor Authentication Using a Web Browser
If you don’t have access to a Mac or iOS device, use a browser to turn on two-factor authentication.
How to Create a Secure iCloud Mail Password
Apple offers a way to generate a highly secure password for each of the programs you use under your Apple account. Here’s how to generate a secure iCloud Mail password.