Use Hide My Email in Mail on iCloud.com
If you have iCloud+, you can generate unique, random email addresses when you compose a new email in Mail on iCloud.com.
To learn more about Hide My Email, including other places where you can create and manage your addresses, see Create unique, random email addresses with Hide My Email and iCloud+.
Send an email using a unique, random email address
In Mail on iCloud.com, tap in the top-right corner of the window.
A blank email opens.
Add a recipient in the To field.
Note: Emails you send with Hide My Email can only be delivered to a single recipient.
Tap Cc/Bcc or From, tap the pop-up menu in the From field, then choose Hide My Email.
If you’ve never sent this recipient an email with Hide My Email, a new address appears in the From field.
If you previously sent this recipient an email with Hide My Email, the address previously used with this recipient appears in the From field.
Type your subject and your email, then tap in the top-right corner.
Reply to a Hide My Email email
When you receive an email sent to one of your unique, random addresses, you can reply using the same address and keep your real address private.
Note: To see Hide My Email emails in Mail on iCloud.com, set the forwarding email address to your iCloud Mail address or a custom domain address. See Change the forwarding address.
In Mail on iCloud.com, select an email in your email list, then tap .
Filter Hide My Email emails
You can filter any mailboxes to see emails sent to Hide My Email addresses.
In Mail on iCloud.com, tap the folder you want to filter in the Mailboxes list.
Tap above the email list.
You can see the current filter next to “Filtered by”.
Do one of the following:
Change the filter: Tap the current filter, then choose Only Hide My Email.
Stop filtering emails: Tap again.