3.73. SaveExpire
The default amount of time that a cookie will be valid (other than the MV_SESSION_ID cookie). The ones used in Interchange by default are MV_USERNAME and MV_PASSWORD for the CookieLogin feature. Specified the same as SessionExpire, with an integer number followed by one of minutes, hours, days, or weeks.
SaveExpire 52 weeks
Default is 30 days.