Logic — Pro X 10.3.1

: Time-based edits (cutting or inserting time) were updated to apply to inactive Track Alternatives , ensuring alignment across all versions of a track.

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. Logic Pro X 10.3.1

: Fixed a critical bug where moving regions could cause unexpected behavior or accidental deletions, particularly when using Track Alternatives . : Time-based edits (cutting or inserting time) were

: Introduced support for Audio Unit v3 specifications for virtual MIDI ports. Historical Context: The 10.3 Foundations It was also notably the version that established