Mainstage 3.5.1 ❲2025❳

: Support for up to 1024 Audio/Aux channels and 1024 Software Instrument channels.

: Resolved instances where the application would quit unexpectedly when opening certain concerts or when samples were missing.

According to the official release notes , this version addressed several critical issues: MainStage 3.5.1

MainStage 3.5.1, released by Apple on , was a maintenance update primarily focused on stability improvements and specific bug fixes for live performance setups. Key Stability & Bug Fixes

: Starting with version 3.5, MainStage required macOS 10.15 (Catalina) or later due to the new requirement for Metal-supported graphics. MainStage release notes - Apple Support (IS) : Support for up to 1024 Audio/Aux channels

As a minor update to the larger milestone, it inherited major features introduced shortly before it, such as:

: Fixed a bug where duplicating a patch containing a concert-level bus would incorrectly remap it to a patch-level bus. Key Stability & Bug Fixes : Starting with version 3

: Integration of the Sampler, Quick Sampler, Drum Synth, and Remix FX plug-ins.