A user can manage own account information. The user can access own account information by clicking down arrow icon on Name on top of right corner of the screen
Once you click "Account Settings", account deteil page appears. User can change password information and Company information. Most important of this menu is user can enable 2FA (two-factor-authentication) for log in to system. Because, 2FA authentication relies on SMS text codes, user should define own mobile phone number and verifys it before using 2FA.