If key

Pressing the If key gives you the IfOutput command.

This can be used to select fixtures.

Depending on what you press after the If key you'll get a selection of different fixtures.

You can select fixtures based on what's currently on, currently using a preset, or is on and part of a specific group.

To learn more about the different options, please follow the link above.

Advanced functionality

Pressing the together with the If key, will give you the If command.

This allows you to limit selections of fixtures or as a limitation in various operations. Please follow the link above the learn more about the If command.