Issue: Mac display too bright. The LCD panels that Apple incorporates into the iMac and MacBook computers have become increasingly brighter as flat-panel technologies advance, with the latest. Your Mac makes all kinds of decisions on how it should function based on settings, of course, but you may not know that the way your screen (and your backlit keyboard) brightens and dims is based on the so-called auto-brightness feature. Which, luckily, is controllable by us measly humans! Today's article is all about how you can do just that.

Adjust your Mac screen brightness automatically or Manually with ambient light sensors. You can even adjust Apple iMac screen brightness without Mac keyboard or third-party display screen.

Contents

Since the Apple Mac screens generally do not have Automatic Display Correction, you will need to adjust the brightness of your screen manually using the “Displays” icon within your MacOS “System Preferences”. Go to Settings Display & Brightness and turn on Auto-Brightness. The brightness slider moves according to the lighting conditions. Use the slider to adjust the Auto-Brightness setting. If Auto-Brightness isn’t working as expected, reset it.

How to Adjust Mac’s screen Brightness Manually

If you are using apple keyboard.

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You can find hotkeys on the left-hand side on Mac’s keyboard with a sunshine sticker.
For example F1, F2.
Now, tap on these hotkeys to adjust your Mac’s screen brightness manually.
If it is having sun logo present on your other hotkeys such as F14 and F15.
Then, they will also do the same work.
If these key doesn’t work.
Then, tap fn+hot keys to adjust your Mac screen brightness.

How to Adjust Mac’s screen Brightness without Mac keyboard

If you are using another keyboard instead of Mac’s keyboard. Then, you need to find them in entirely different places and in some cases, you won’t be able to see the hotkeys.

To do so follow the steps

Click on the Apple menu.
Now, Select the System preference.
Now, Click on the Brightness.

How to adjust Mac’s Screen Brightness manually on an external display – Apple Product

If you are using the external show that’s made by the apple.Then, you’ll find a Brightness slider in the system preference. Now, you can control Mac’s brightness by moving the slider from left to right. You can also click on Automatically adjust brightness.

Note: This method won’t work. If you are using an external display which is not made by Apple.

How to adjust Mac’s Screen Brightness manually on an external display – Non-Apple product

If you are using another external display or any third party display. Then, you can find the buttons on the monitor itself. You can find the key or buttons on the external display. You can also get the option of brightness from your Menu tab. You need to manually press these buttons to adjust your Mac’s Screen brightness.

Read more:How to Make iOS 9 Faster on your iPhone, iPad or iPod Touch devices

How to adjust Mac’s Screen Brightness Automatically

Switch to battery power mode when you have no access to charging.

Open the preference windows.
Now, click Energy saver icon.
Now, Enable the ”slightly dim the display while on battery power.”
You can also uncheck it to prevent your Mac from dimming the display

Note: If you uncheck. Then, it will increase the brightness and consume your battery faster.

Brightness Does Not Stay Manual Macbook

Automatically Adjust Brightness based on the room light level or automatic brightness

Mac consists of several sensors. These sensors help in detecting various thing like Temperature, Light, etc. The ambient light sensor is one of the most important features of Mac. It helps in adjusting Mac brightness when you are outdoors or indoors. If you are using Mac outside and lots of sunlight coming. Then, it will become hard for you to view. At that time, Mac automatically increases the brightness and improve the experience of using Mac. In a similar method, it dims the light when you are in dark or at night. It also helps in saving your battery.

Brightness Does Not Stay Manual Machine

In apple menu, you will find System Preference click on that.
Now, click on display.
Now, click on enable.
Now, it will automatically adjust brightness.

Note Css tidy for mac. : If you are unable to find this Automatically adjust screen option. Then, you can’t enable this feature because your Mac doesn’t have an ambient light sensor.

Brightness Does Not Stay Manual Macbook Air

Brightness Does Not Stay Manual Macbook Pro

This was it! Hope this tutorial helped you. Well, don’t forget to share with your friends.

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