It is important to note that you can only update your phone number to one that is from the same country.
Please follow the steps outlined below to update the phone number linked to your Crypto.com App account:
Tap the Settings icon on the top left corner of your Home Page;
Select “Profile”;
Tap on your currently registered phone number;
Select the “Edit” option;
Enter your in-app Passcode;
Check your email to verify the phone number update request;
Click on “Confirm Now” button in the email sent to you;
Confirm the update via the verification SMS sent to your new phone number;