Your account and User settings
See your enterprises and role, sign out, and change your password.
User settings is your account page. Open the account menu in the top bar and select User settings.
Profile
The Profile section shows your Email. Below it, Enterprises lists each enterprise you belong to, and your role in it. Each line reads like "Admin in" followed by the enterprise name. If you belong to more than one, see Switch between enterprises.
If you do not belong to an enterprise yet, the page says "You do not belong to an enterprise." Ask the person who invited you.
Security
The Security section has three parts.
This browser
Select Sign out to sign out of this browser only. Your other browsers stay signed in.
Sign out all browser sessions
Select Sign out all browser sessions to sign out of every browser you are signed in on, this one included. Use it if you signed in on a shared computer and forgot to sign out.
Select the information button next to the heading to read the note. It says apps you have connected keep access for up to an hour.
You can sign in again at any time, so there is no confirmation step.
Password
Select Change password. The page explains: "We email you a reset code, then you choose a new password." The steps are in Reset your password.