To set the project tempo: Drag the Tempo slider, enter a tempo in the Tempo field, or click the Tap Tempo button several times.
To have regions in the project use the musical grid: Select the “Use musical grid” checkbox.
To set the key signature: Choose a key signature from the Key Signature pop-up menu.
To set the time signature: Click the arrows to change the number of Manage project assets.
In Logic Pro, use the New Empty Project key command (Shift-Command-N).
In the New Tracks dialog, choose the track type and number of tracks to add to the project.
Click Create.
You can also set Logic Pro to create a project automatically on startup by choosing a startup action in the Logic Pro > Settings > General > Project Handling pane. For more information, see PDF
Control Surfaces Support Guide: PDF