If you have already activated your account's SMS settings, and you need to edit your SMS settings, please follow these steps:

1. Sign in to your Dynadot account.
2. Select "Security" from the "My Info" drop-down menu.
3. Unlock your account using the button at the top of the page.
4. Scroll down to the "Two-Factor Authentication" section and click on "Manage Two-Factor Authentication" button.
5. Click on the three dots icon behind SMS settings and hit "Edit".
6. Enter the password to confirm and click "Disable SMS"
7. Click on the plus icon beside SMS section and hit the "Delete SMS Phone Number" button.
8. Enter in your new cellphone number.
9. Click on the "Set SMS Phone Number" button.
10. Next, click on the "Get SMS Token" button. A 6-digit code will be sent to your cellphone number to ensure you have access to the cellphone number you entered.
11. Enter in the SMS test code in the "Enter Token" box.
12. Click on the "Enable SMS" button to save your changes.

NOTE: Carrier fees may apply for any SMS message sent to your cellphone.

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