Where can I change my account info? June 16, 2022 04:14 Updated Once you’ve signed in with your username and password, select ‘My Account’ from the menu and click on ‘Account Settings’. You may change your account information there. Related articles Can I contact McDonald’s® to change the email address for my account? I’ve forgotten/cannot log in with my email address registered previously on McDelivery.com.sg. What must I do? Can I change my contact number online? What happens if I forget my password? I forgot my password for my McDelivery account, how do I retrieve it?