MainStage is commercial software. To legally obtain MainStage-3.6.4.dmg , you must purchase it from the Mac App Store (usually $29.99 USD). Downloading this DMG from third-party torrent or file-sharing sites is software piracy and risks malware infection.
When you start a new project, MainStage offers pre-configured templates: MainStage-3.6.4.dmg
Disable Wi-Fi and Bluetooth if they are not required for MIDI controllers. MainStage is commercial software
MainStage is Apple’s solution for bringing studio-quality sounds to live venues. Instead of hauling heavy hardware synthesizers, sampler racks, and FX pedals, musicians can load their entire Logic Pro sound library into a software environment optimized for low latency and high reliability. and FX pedals