To edit your account details, go to the Settings page and click account details on the left hand side.
You can also navigate here by going to the arrow next to the profile icon in the top right and selecting My Account.
In this section you are able to update the email addresses, manage your 2FA, globally reset your filters and create/change your password. More information on setting up 2FA is available here.
Once you have made your changes hit the Save changes button at the bottom.