Logic Pro X 10.3.1 • Simple & Essential

: Integrated specific controls for the then-new MacBook Pro Touch Bar. Legacy Compatibility

: Fixed a critical bug where moving regions could cause unexpected behavior or accidental deletions, particularly when using Track Alternatives . Logic Pro X 10.3.1

To understand 10.3.1, you have to look at the massive 10.3 update it stabilized: : Integrated specific controls for the then-new MacBook

As of 2026, version 10.3.1 is considered a legacy version. It requires at least or later to run. It was also notably the version that established compatibility for macOS High Sierra . While modern versions like Logic Pro 11 have since introduced advanced AI features and Spatial Audio tools, 10.3.1 remains a milestone for those using older Intel-based hardware. It requires at least or later to run

While 10.3 provided the visual and structural shifts, 10.3.1 focused on making those changes reliable:

: Introduced support for Audio Unit v3 specifications for virtual MIDI ports. Historical Context: The 10.3 Foundations

: Introduced the ability to apply effects plugins directly to a single audio region rather than an entire track.