Mainstage | 3.5.1

: 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)

: Fixed an issue where recordings from outputs other than Out 1-2 would mistakenly include audio from Out 1-2. Context within Version 3.5 MainStage 3.5.1

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

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

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