Select Muted Regions/Cells/Events ⇧M

Select the muted events, cells, or regions. I rarely mute regions, but it can be very useful. I take that back, when I bounce and replace tracks I always keep the original tracks which have the regions muted, so I mute the regions.

Select regions in the Logic Pro Tracks area — Apple Support

To select all muted regions in the project: Choose Select Muted Regions.

Mute and solo regions in the Logic Pro Tracks area — Apple Support

You can mute one or more regions in the Tracks area to exclude them from playback. You can also solo individual regions, to hear them in isolation, and lock the solo status of regions.

When a track is muted using its Mute button, the regions on the track are gray, but the region names are in color.

  Align Object Positions

Align selected objects on the score.

Position items (graphically) in the Logic Pro Score Editor — Apple Support

Using key commands: You can use key commands to move any score symbol that can be positioned independently of notes or staffs, as well as text events and chord symbols. These functions don’t alter the bar position of the affected symbols and text events. They alter the Horizontal Position and Vertical Position parameters by ±1.

  Velocity 48 (p) B

Set the velocity (volume) for notes that are input to 48 — piano

Use step input recording techniques — Logic Pro X

Note: If you choose to work in the Score Editor, you should turn off Interpretation for the MIDI region. See Turn interpretation on or off for instructions.

  Transpose –1 Semitone ⌥↓

Transpose the selected step down half-step. A semitone is one twelfth of an octave.

Edit Step Sequencer steps in Logic Pro — Apple Support

To transpose the pattern down one semitone: Choose Transpose –1 Semitone.