On the
Instance Administration page, stop the front-end server of the instance that you want to modify.
Open the
TMFrontendBootConf.xml file with a text editor.
The default path for this file is
C:\Program Files (x86)\Silk\Silk Central21.\instance_<instance number>_<instance name>\Conf\FontendServer on the front-end server.
Locate the
BootConf\Options\Login\MaxCookieAge XML tag.
By default, the tag is set to
<MaxCookieAge>30</MaxCookieAge>.
Set the value to the number of days you want login cookies to remain active on user computers.