There is a built-in ambient light sensor in them which changes the display’s brightness according to the surrounding. How to Turn Off Auto-brightness Based on Light ConditionsĪuto-brightness can be an issue if you are mainly using Macbook Pro or MacBook Air. Click the red cross at the upper right corner once you are finished. If you have already deselected the checkboxes for the power adapter and brightness, Mac will not dim the display before it goes to sleep.Īdjust sleep settings from the power adapter. It can increase the time after which your Mac’s display sleeps. Hold and drag the slider to the right.Navigate the slider next to display sleep.Click on “Battery” at the top of this window.Locate the icon of a light bulb labeled “Energy Saver” in the hardware section.You can also search system preferences in the spotlight search option. Start by clicking the apple logo at the top left of your desktop to open the Apple menu.If you want to change the display’s brightness by introducing changes to Power Adapter, follow these steps. How to Automatically Adjust Brightness from Power Adaptor Settings Unselect the checkbox “Automatically reduce brightness before display goes to sleep.”Īfter you make changes, these two options will no longer be effective in adjusting brightness automatically.Navigate the checkbox “slightly dim the display when using this power source.”.Locate the bulb icon which says “energy saver.”.If you want to disable display dimming, then navigate to the bar with the Apple menu. How to Turn Off Auto-brightness Based on Battery Settings One is from the power sources, and the second is from light conditions. However, if you want to change brightness because your computer dims its display after some time, two processes can help. There is a brightness slider that you can drag to adjust the brightness of your mac screen.You can also select the Apple menu from the upper left of your screen.

This guide is valid for all macs.įirstly, you can change the display brightness manually through the function keys on your keyboard. If you want to turn off auto-brightness, here is the guide to disable this feature. The Guide to Auto-brightness on Mac’s Display Is It Ok to Disable Auto-brightness in Mac?.How to Turn Off Auto-brightness Based on Light Conditions.How to Automatically Adjust Brightness from Power Adaptor Settings.How to Turn Off Auto-brightness Based on Battery Settings.The Guide to Auto-brightness on Mac’s Display.

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