Personal information and account deletion

On the Personal Information tab, you must enter: first name, last name, email, phone number, citizenship, timezone. 

To choose citizenship, click on the appropriate field and enter the desired country or select it from the drop-down list.

To select a timezone, click on the appropriate field and select the desired one from the drop-down list.

After filling in all the fields click Update info. 

To delete your account, click the corresponding button in the bottom right corner of the page.

Then enter the password for your personal account and click OK. After deletion, all your data will be inaccessible.

How to change the password, you can find out further.