Web GUI SSH Session Settings
Theme and font size can be configured by the user by clicking the Settings tab during SSH Sessions. A preview of the selected settings will be displayed in the Preview box below the settings.

Settings Tab in SSH Sessions
In some use cases, you may want to restrict simultaneous access from PAM accounts to the SSH proxy. The /pam/ssh/conf/nsso.properties parameter below must be set to prevent access to the SSH Proxy from different IP addresses simultaneously with the same account. nsso.session.clientIP.unique=true (default value is false)