# macOS® Installation

Source: https://help.malighting.com/grandMA3/2.3/HTML/onpc_macos_installation.html
This is grandocs, an unofficial mirror of MA Lighting documentation. For authoritative or safety-relevant information, cite the canonical page on help.malighting.com.

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To install grandMA3 onPC on macOS®:

1. Download the installation file from [www.malighting.com](https://www.malighting.com/downloads/).
2. Click grandMA3 onPC Software x.x.x.x for macOS to download the installer.
3. Open the zip file, double-click it.
4. Go to the subfolder "ma".
5. Double-click the installation program grandMA3\_onPC\_x.x.x.x.pkg. The Installer opens:

![](/img/grandma3/2-3/img_macos_installer_2_v1-2-c41e47.png)

6. Click Continue. The software license agreement opens 
7. Click on Continue and then on Agree.

The software is installed in the standard directory /Applications/. The resources are located in /Users/.

8. Optional: Change the destination disk, select the desired disk and click Continue:

![](/img/grandma3/2-3/img_macos_installer_5_v1-5-ef4889.png)

9. Click Install to install the application or Change Install Location to change the destination:\
   ![](/img/grandma3/2-3/img_macos_installer_6_v1-5-6f4724.png)
10. To install the software, click Install. During the installation, it is possible that you are asked for the administrator password.
11. Click Close after the installation is complete:\
    ![](/img/grandma3/2-3/img_macos_installer_7_v1--790a8d.png)

|                                            |                                                                                                                                                                                                               |
| ------------------------------------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| ![](/img/grandma3/2-3/tip_gray-269535.png) | **Hint:**                                                                                                                                                                                                     |
|                                            | If you receive an "Installation failed" error message during the installation, move the ma folder outside the Downloads folder, for example, to the Desktop folder, and start the installation process again. |

### Start the Application

1. Go to Applications in the finder and double-click grandMA3.
2. The grandMA3 launcher starts.
3. The launcher will automatically start the last installed version.

![](/img/grandma3/2-3/img_mac_installer_1_v1-2-176cc4.png)

4. To choose another version, select the desired version via the launch drop-down.
5. Click Restart in order to start the selected version.
6. Confirm the shutdown in the running application.