What is the referral cookie duration?
The referral cookie duration is the amount of time a referral cookie will last in the browser. When a referred friend visits a participant's unique referral link, the referrer's tracking ID will be saved as a cookie and will be remembered for this amount of time.
Difference between referral cookie duration and referral credit expiration window:
The referral credit expiration is different from the referral credit expiration window. Learn more here.