Toggle Level of Auxiliary Channel Strips

Swap (toggle) between two different levels for all of the Auxiliary channel strips. Nice tool to have when mixing. Set the mix bus levels to the same for each part of the toggle and you will be able to turn off/down things like reverbs and other send effects.

Set channel strip volume in Logic Pro — Apple Support

You can set the volume level of each channel strip independently, balancing the relative volume of the tracks in your project. You can also quickly switch between two different volume levels on a channel strip.

  Select Unused Tracks

Selects all tracks that have no regions or events.

Select tracks in Logic Pro — Apple Support

Some track operations, such as duplicating tracks or assigning tracks to a different channel strip, require that you first select the track or tracks.

  Hide/Show All Empty Tracks

Shows or hides Empty Tracks. Empty is not clearly defined.

An audio track with no regions is not an empty track.

An External Instrument track with no regions is not empty.

Duplicating a track creates an empty track.

Duplicate tracks in Logic Pro — Apple Support

You can duplicate a track, creating a new track below the original track with the same instrument and effects settings. The duplicate track is empty, and does not contain any regions.

  Save As Control Bar and Display Defaults

Saves the current control bar and display settings as the default. These settings are saved with a project, so you can revert to these settings by setting the display to default.

Control Bar and Display values can be set differently for every Main Window that is open in any screenset.

Some interesting displays can be created. A tall, narrow window with inspectors and track names?

Customize the Logic Pro control bar — Apple Support

The control bar offers a default set of buttons and other controls, providing commonly used options. In the center of the control bar is the LCD, which shows the playhead position and the project tempo, key, and time signature.