In the 'Preferences' tab you will find the following parameters:

Automatically Start [n] Connections

Allows you to specify the number of sessions of this connection that will be automatically established upon z/Scope start.

Screen Style

Allows you to select a default Screen Style for this connection.

Scripting Directory

Specify the folder on your local computer where script files will be stored.

Disable Auto-Suggestion

Check this option to have the Auto-Suggestion feature disabled by default for this connection.

Override the Environment Setting

Check this option to override environment settings with the connection's settings.

Auto Reconnect

Check this option if you would like to automatically reconnect to the host after logging off.

Reconnection Delay

Specify in this field the amount of time (in seconds) that you would like the system to take before auto reconnecting to the host.