: Double-click MainStage-3.6.4.dmg to mount the disk image.
Start with a "Keyboard" or "Guitar" template to see how the signal routing works before building your own from scratch. Troubleshooting Common Issues MainStage-3.6.4.dmg
If you already own it, simply head to the App Store > Updates on your Mac to download the latest version. New users can find it for a one-time purchase on the App Store . : Double-click MainStage-3