Click on the down arrow next to your name on the top right and select ‘Profile & Settings’

Click on ‘Edit User Details’

Now you can adjust all opened entries (only mail address can’t be adjusted by the user itself)

Click on ‘Save’ to save your changes

If you wish to change your 2 Factor Authentication, Click on ‘Change Login Preference’

You will be directed to the 2FA setting page which all users get with the 1st login

In there you can adjust the currently set 2FA to any of the given options