# Optimize macOS®

Source: https://help.malighting.com/grandMA3/2.4/HTML/onpc_optimize_macos.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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The grandMA3 onPC software is available for macOS™® and [Windows™®](/grandma3/2-4/onpc_optimize_windows/).

Please refer to the [system requirements topic](/grandma3/2-4/onpc_system_requirements/) for more information on computer specifications.

For more information about the grandMA3 onPC software and the terminal app, read the [Installation of grandMA3 onPC topic](/grandma3/2-4/onpc_windows_installation/).

To run the grandMA3 onPC software even more efficiently, we recommend adjusting the following settings on your computer.

Follow the following steps for the best results.

|                                            |                                                                         |
| ------------------------------------------ | ----------------------------------------------------------------------- |
| ![](/img/grandma3/2-4/tip_gray-639af3.png) | **Hint:**                                                               |
|                                            | The same settings may be available for other operating system versions. |

## Apple® macOS® 26 (Tahoe)

- Open System Preferences, then click on  Battery.
- Set **Low Power Mode** to Never.

![](/img/grandma3/2-4/macos_26_battery_menu-3e25de.jpg)

### On the bottom right side of the menu, click on Options:

![](/img/grandma3/2-4/macos-20_26_battery_options-976538.jpg)

- Enable  **Slightly dim the display on battery**.
- Enable **Prevent automatic sleeping on power adapter whe the display is off**.
- Set **Wake for network acces** to**** Never.
- Desable **Optimise video streaming while on battery**.

### Lock Screen

Open System Preferences, then click on  Lock Screen:

![](/img/grandma3/2-4/macos-2026_-20lock-20screen-5a309f.jpg)

Set **Turn display off on power adapter when inactive** to Never.

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## Apple® macOS® 10.15 (Catalina)

- Click Energy Saver in System Preferences.

![](/img/grandma3/2-4/img_mac_installer_2_v1-2-93b2c0.png)

System Preferences

### Settings for Battery

- Automatic graphics switching: Off
- Turn display off after: Any time.
- Put hard disks to sleep when possible: Off
- Slightly dim the display while on battery power: Off
- Enable power nap while on battery power: Off

![](/img/grandma3/2-4/img_mac_installer_4_v1-2-956111.png)

Battery

|                                            |                                                                                                                                                                                    |
| ------------------------------------------ | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| ![](/img/grandma3/2-4/tip_gray-639af3.png) | **Hint:**                                                                                                                                                                          |
|                                            | Working with grandMA3 onPC under MacOS® using only the battery would also require high performance settings. It is recommended to always connect the computer to the power supply. |

### Settings for Power Adapter

- Automatic graphics switching: Off
- Turn display off after: Never.
- Prevent the computer from sleeping automatically when the display is off: On
- Put hard disks to sleep when possible: Off
- Wake for Wi-Fi network access: Off
- Enable power nap while plugged into a power adapter: Off

![](/img/grandma3/2-4/img_mac_installer_3_v1-2-e2eae3.png)

Power Adapter



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## Apple® macOS® 13 (Ventura)

### Settings for Battery

1. Click Battery in System Preferences, then click Options.

![](/img/grandma3/2-4/img_macosventura_optimize_v1-9_1-346033.png)

Battery settings

- Enable Power Nap: Never
- Put hard disks to sleep when possible: Never
- Wake for network access: Never
- Automatic graphics switching: Off
- Optimize video streaming while on battery: Off

### Settings for Display

1. Click Displays in System Preferences, then click Advanced.

![](/img/grandma3/2-4/img_macosventura_optimize_2_v1-9_1-cc4d3d.png)

Display settings

-  Slightly dim the display on battery: Off
- Prevent automatic sleeping on power adapter when the display is off: On

### Lock Screen settings

1. Click Lock Screen in System Preferences.

![](/img/grandma3/2-4/img_macosventura_optimize_3_v1-9-de7e49.png)

Lock Screen settings

- Start Screen Saver when inactive: Any time
- Turn display off on battery when inactive: Any time
- Turn display off on power adapter when inactive: Never