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How to Turn Off Auto-Brightness on a Mac Does your Mac's screen brightness change too often? Learn how to turn off auto-brightness on your Mac using this guide.
If you're using a Mac laptop, like a MacBook Air or MacBook Pro, there are several ways to extend battery life.
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One method is to ensure your screen is not brighter than necessary, as the brighter your screen is, the more power it will consume.
Auto-brightness on your Mac can automatically adjust the screen brightness using an ambient light sensor so the screen is always bright enough to be visible without wasting power.
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How to disable auto-brightness in macOS Ventura or later
However, you may prefer to manually control the screen brightness.
If that's the case, here's how to turn off auto-brightness on your Mac.
On macOS Ventura, System Preferences was renamed System Settings to more closely match the Settings app on iOS. The layout of the System Settings app has also been changed.
This means that the method for finding the automatic brightness setting in macOS Ventura or later differs slightly from previous versions of macOS.
To turn off auto-brightness on macOS Ventura or later:
- click on the Litter logo in the menu bar.
- Select System Settings.
- In the left menu, select Views. You may need to scroll down to see this option.
- At the Views settings, toggle Automatically adjust brightness off.
- Your Mac's brightness will now only change if you adjust it manually, as explained in the section below.
How to disable auto-brightness in macOS Monterey or earlier
On macOS Monterey or earlier, system settings don't exist - they're still called System Preferences. The layout is also a little different.
To turn off auto-brightness in macOS Monterey or earlier:
- In the menu bar, click the Litter icon.
- Select System Preferences.
- Click Views.
- Under Show tab, uncheck Automatically adjust brightness.
- Your Mac's brightness will now only change if you adjust it manually, as explained below.
How to Manually Adjust Brightness on Mac
If you turn off auto-brightness on your Mac, the screen brightness will stay the same until you adjust it. There are a few ways to manually adjust your Mac's brightness to the level you want.
To manually adjust brightness on your Mac:
- You can adjust your Mac's brightness with the dedicated keys. They are usually found in F1 It is F2 keys on your Mac.
- To increase the brightness, tap F2. If nothing happens, try holding down the Fn key simultaneously.
- To reduce brightness, tap F1. You may need to hold the Fn press the key first.
- You can also adjust the brightness through the display settings by clicking the button Litter icon.
- Select System Settings or System Preferences.
- Click Views in the menu on the left or click the button Views icon on older versions of macOS.
- Adjust the Shine slider for desired brightness level. On older versions of macOS, this is found in the Show tab.
- If you want to change the brightness level later, repeat the steps above to apply the new brightness settings.
Take Control of Your Mac – How to Disable Auto-Brightness on a Mac
Learning how to turn off auto-brightness on your Mac allows you to control your Mac's brightness levels instead of letting your Mac decide. There are many other ways to take more control of your Mac.
You can learn how to disconnect your iPhone from your Mac if you keep receiving calls on your Mac. You can learn how to use your Apple TV's Siri remote with your Mac to control apps. Or you may want to know how to change your Mac's screen resolution.