Log in via Scroll.com on the device/browser you want to activate.
You can either set up a password in your account settings, or you can get a login link and code and log in from your email inbox.
To log out of one device at a time, go to scroll.com > settings > log out, or log out of all browsers on your account by going to scroll.com > settings > "log out everywhere".
If you want to unsubscribe from any of our emails, you can do this on the settings page, too.
Read more about setting up Scroll on your desktop or mobile.