Why Does My Screen Keeps Dimming | Get To Know The Best Ways to Fix It

Why Does My Screen Keeps Dimming

The Gadget’s main feature is Screen and all the screens have a backlight that determines how bright or dim it is. Sometimes the screen is too dim that you can’t even see who is calling and then you start thinking “Why does my screen keep Dimming”?

The screen brightness can be adjusted manually and automatically depending on the light conditions of your workplace or home. 

The reason why your screen keeps on dimming is because of Adaptive Setting, outdated Graphic Card, Troubleshooting issues, Screen Resolution, Hardware or Software issue, Power settings, and Ambient light setting.

If you are looking for answers to “Why does my screen keep Dimming”? you are in the right place. This article has everything covered up related to screen dimming.

Why Does My Screen Keeps Dimming On Monitor

The reason why your screen keeps on dimming is because of Adaptive Setting, outdated Graphic Card, Troubleshooting issues, Screen Resolution, Hardware or Software issue, Power settings, and Ambient light setting.

To fix the screen dimming on Monitor >Turn off the Adaptive Brightness  > Update Graphics Driver  > Run Power Troubleshooter > Check Power Sockets, Ports, and Wires  > Change Screen Resolution

The Screen keeps dimming on the Monitor can be a Hardware or Software issue. The Hardware problem can be fixed by manual repair but the software issue can be fixed by you. Here is the list of fixes for software issues:

Also Read: How To Stop iPhone From Dimming | What’s The Reason

1- Turn off the Adaptive Brightness

To Turn off the Adaptive Brightness > Open Settings > Hardware and Sound > Power Options > Change Plan settings > Change Advanced Settings > Expand the Display > Enable adaptive brightness > Turn it off for the battery and plugged in states > Click OK

Adaptive Brightness means that the sensors of the laptop will check the light in the room and will adjust brightness according to the ambient light. To fix that issue follow these steps :

Why Does My Screen Keeps Dimming

Step 1: Open Control Panel 

Step 2: Go to the Hardware and Sound

Step 3: Select the Power Options

Step 4: Click on Change Plan settings 

Step 5: Click on Change Advanced Settings

Step 6: Expand the Display then Enable adaptive brightness

Step 7: Turn it off for the battery and plugged in states  

Step 8: Click OK and repeat all these steps for all power plans you are using

2- Update Graphic Driver 

To Update Graphic Driver  > Open  Device Manager > Expand Display Adapters> BoardGraphics Card > Update Driver >Search online for Driver Update  > Install the Update > Repeat for GPU chip > Restart the System

The outdated graphic driver can cause the error in the screen to dim or to brighten. When you will update the driver it will fix the issue of the Screen keeps dimming:

Why Does My Screen Keeps Dimming

Step 1: Open the Device Manager 

Step 2: Expand the Display Adapters

Step 3: Now Right-click on the Board Graphics Card 

Step 4: Click on Update Driver

Step 5: Search online for Driver Update 

Step 6: Install the Update 

Step 7: Repeat for GPU chip

Step 8: Restart the System

3 – Run Power Troubleshooter 

To Run Power Troubleshooter  > Open Control Panel > Troubleshooting > Click on View All > Select Power Run the Power Troubleshooter > Apply all fixes > Restart System

The Windows Troubleshooter cures all the power-related problems like when a system component draws more power than needed, it drains the battery hence making brightness fluctuate. To fix the Troubleshooter issue follow the steps below :

Why Does My Screen Keeps Dimming

Step 1: Open Control Panel

Step 2: Click on Troubleshooting 

Step 2: In the left column click on View All

Step 4: Select Power from the list

Step 5: Run the Power Troubleshooter

Step 6: Click on Apply all fixes

Step 7: Restart your System

4 – Check Power Sockets, Ports, and Wires 

To Check Power Sockets, Ports and Wires  >  make sure Monitor is plugged > Make sure  current is not fluctuating > Check socket is not damaged > make sure that the extension board is not overloaded> Remove  power-hungry items 

The Power Socket, Ports, and Wires don’t work properly which drains the battery faster, check the screen keeps dimming for all these by following these easy steps :

Step 1: First, make sure that the Monitor is plugged in

Step 2: Make sure that the current is not fluctuating, you can also use a current stabilizer

Step 3: Check if the socket is not damaged

Step 4: If you are using the extension board make sure that the wires are not damaged 

Step 5: Also, make sure that the extension board is not overloaded

Step 6: Remove other power-hungry items from  the extension board

5- Change Screen Resolution

To Change Screen Resolution > System Display > Display Resolution > “Recommended” resolution > Restart the system 

Sometimes a certain screen resolution set by you is not best for display which makes your screen keeps dimming. The screen keeps dimming can be a result of that resolution which makes certain apps not work properly. 

Why Does My Screen Keeps Dimming

Step 1: Open the Settings app

Step 2: Go to System Display 

Step 3: Open Display Resolution

Step 4: Select “Recommended” resolution

Step 5: Restart the system 

Hardware Issue 

Hardware issues like the monitor’s battery, power supply unit, or graphic card are managed sometimes. They may have caused the screen to dim or brighten which means that you have to get Monitor fixed. Opening it is the only way to check, the repair doesn’t cost if the monitor is under warranty but if the monitor is out of warranty it will cost you less. The damaged component of the hardware needs to be replaced to get a smoother work experience and to avoid the problem the of the screen keeps dimming.

Why Does My Screen Keeps Dimming on Mac

 To avoid screen dimming on Mac > Adjust Power Setting > Turn off Ambient Light Sensing 

The screen keeps dimming is such pain while working, no matter what model of Mac you have the power setting may dim your screen after a few inactive minutes. The Mac sensors have ambient light sensors that dim your screen automatically if the surrounding light dims. It’s easy to change it follow the steps to know more :

1-  Adjust Power Setting 

To adjust the power setting > Click on System Preferences or Click Apple menu > System Preferences >Energy Saver from Hardware Area > Battery > Click and hold the sider next to Display Sleep > Drag it right to Increase the time > Deselect the box – Slightly dim the display when using power source > Deselect the box – Automatically reduce brightness before display goes to sleep > Select power Adapter > Click the red X 

Step 1: Click on System Preferences or Click the Apple menu

Why Does My Screen Keeps Dimming

Step 2: Choose System Preferences

Step 3: Choose Energy Saver from Hardware Area

Why Does My Screen Keeps Dimming

Step 4: Choose Battery 

Step 5: Click and hold the sider next to Display Sleep

Step 6: Drag it right to Increase the time before the display goes to sleep

Step 7: Deselect the box – Slightly dim the display when using a power source

Why Does My Screen Keeps Dimming

Step 8: Deselect the box – Automatically reduce brightness before the display goes to sleep

Step 9: Select the Power Adapter, and the same method above to slightly dim the display

Why Does My Screen Keeps Dimming

Step 10: Click the Red X 

2- Turn off Ambient Light Sensing 

To Turn off Ambient Light Sensing > Click System Preferences  > Displays > Display tab > Deselect the Automatically Adjust Brightness

Step 1: Click System Preferences 

Why Does My Screen Keeps Dimming

Step 2: Choose Displays

Step 3: Select the Display tab 

Why Does My Screen Keeps Dimming

Step 4: Deselect the Automatically Adjust Brightness

Why Does My Screen Keeps Dimming iPhone

To disable dimming of iPhone > Manually Adjust the  Brightness > Automatically Adjust the Brightness >  Turn off Attention-Aware Feature > Turn on True Tone Feature >  Turn off Night Shift Feature >  Adjust iPhone Auto-Lock

The iPhone has both Automatic and Manual features to adjust the screen brightness. It adjusts the screen brightness based on light conditions and battery. Here are some methods to adjust the screen keeps dimming problem on iPhone :

1 – Manually Adjust the  Brightness

To Manually Adjust the  Brightness > Open Settings > Accessibility Menu >Tap Display and Text Size > Scroll down and Select Auto-Brightness > Turn it Off

Step 1: Open Settings

Step 2: Go to Accessibility Menu

Step 3: Tap Display and Text Size

Why Does My Screen Keeps Dimming

Step 4: Scroll down and Select Auto-Brightness

Step 5: Turn it Off

Step 6: Now adjust the Brightness from Control Center 

2 – Automatically Adjust the Brightness

To Automatically Adjust the Brightness > Open Settings > Accessibility Menu >Tap Display and Text Size > Scroll down and Select Auto-Brightness > Turn it On

Step 1: Open Settings

Step 2: Go to Accessibility 

Step 3: Tap Display and Text Size

Step 4: Scroll down and Select Auto-Brightness

Step 5: Turn it On

Step 6: Now the Brightness of your phone will adjust Automatically

3 – Attention-Aware Feature

To Adjust the Attention-Aware Feature > Open Settings > Accessibility >TFace ID & Attention > Turn it Off

Attention Aware features work with iPhones that have Face ID, it automatically dims the screen when you are not looking at it and then you have to tap on the screen to keep it on. To adjust the attention aware features and get rid of the screen keeps dimming here are some steps : 

Why Does My Screen Keeps Dimming

Step 1: Open Settings

Step 2: Go to Accessibility 

Step 3: Select Face ID & Attention 

Step 4: Turn it Off 

4 – True Tone Feature

For True Tone Feature  > Open Settings > Display and Brightness > Scroll True Tone > Turn it On

The iPhone 8 and above have a feature called True Tone Feature to regulate the screen display color temperature and intensity depending on ambiance light. True Tone keeps the display of your screen consistent if you are not moving, it’s a fail when you move around. Here are some steps to help you with the screen keeps dimming in True Tone :

Why Does My Screen Keeps Dimming

Step 1: Open Settings

Step 2: Go to Display and Brightness

Step 3: Select True Tone

Step 4: Turn it On 

5 – Night Shift Feature

Fo Night Shift Feature > Open Settings > Display and Brightness > Select Night Shift > Turn it Off

Night Shift is another feature that can be helping the display to dim. It works at night which makes the screen go dark more than the usual dark, which makes it easier on the eyes. Follow these steps to adjust the screen keeps dimming  :

Step 1: Open Settings

Why Does My Screen Keeps Dimming

Step 2: Go to Display and Brightness

Step 3: Select Night Shift

Why Does My Screen Keeps Dimming

Step 4: Turn it Off 

Why Does My Screen Keeps Dimming

6 – iPhone Auto-Lock 

To Adjust the  iPhone Auto-Lock > Open Settings > Display and Brightness > Auto-Lock > Adjust the timing to Never


When you are not using your phone it automatically locks to save power and it also lets the screen dim. So if your screen keeps dimming and to always awake do these steps :

Step 1: Open Settings

Step 2: Go to Display and Brightness

Step 3: Select Auto-Lock

Step 4: Adjust the timing to Never

Why Does My Screen Keeps Dimming on Android Phone

The Android Phones are updating Day by Day to give the best performance and the Brightness of phones is one of the most essential features. You must have noticed that when you leave your phone unattended it gets dim. In this article, there are many reasons why does my screen keeps dimming on my Android Phone? 

1 – Inactivity 

To Adjust the  Inactivity  > Open Settings > Display > Screen Timeout > Change the Time

If you will leave your phone unattended it will lead to inactivity and your phone will automatically get dim. Here’s how to stop that Inactivity: 

Step 1: Open Settings 

Why Does My Screen Keeps Dimming

Step 2: Tap on Display 

Step 3: Tap on Screen Timeout

Why Does My Screen Keeps Dimming

Step 4: Change the Time according to your Preference

2 – Proximity Sensor Blockage

For Proximity Sensor Blockage > Open Settings > Advanced Features >  Motion and Gestures > Double tap to turn on the Screen

Proximity sensor blockage is a sensor when your phone comes close to any object while on call it automatically turns the screen off to prevent accidental button press. See how to fix Proximity Sensor Blockage:

Step 1: Open Settings 

Step 2: Tap on Advanced Features

Why Does My Screen Keeps Dimming

Step 3: Tap on Motion and Gestures

Why Does My Screen Keeps Dimming

Step 4: Toggle Double tap to turn on the Screen

3 – Power Save Feature

To Adjust the  iPower Save > Open notification tray > Turn Off the Power Saving Mode 

The Power Save Feature ensures that a minimum of the battery should be used, so it turns off specific features and also adjusts with the screen brightness. Let’s check how to stop the screen keeps dimming due to power saving.

Step 1: Swipe down to open the notification tray

Why Does My Screen Keeps Dimming

Step 2: Turn Off the Power Saving Mode 

4 – Adaptive Brightness 

To Adjust the Adaptive Brightness  > Open Settings > Display > Adaptive Brightness  > Turn off the Adaptive Brightness > Increase or Decrease the Brightness

The adaptive brightness on your phone automatically dims the display depending on ambient light. It automatically adjusts the brightness to save the battery. See how to stop auto-dimming on Android Phones: 

Step 1:Open Settings 

Step 2:Tap on Display

Step 3:Tap on Adaptive Brightness 

Step 4:Turn off the Adaptive Brightness 

Step 5:Increase or Decrease the Brightness according to you 

Also Read: Why Isn’t My Screen Record Working | Easy Fixes

To Sum Up

The screen keeps dimming is a common issue that every user of laptop and phone faces now and then. But it is very easy to get rid of the screen keeps dimming issue as you can adjust the brightness from the phone setting and from the laptop control panel. By using all the above fixes for the screen keeps dimming you can easily use your system smoothly. 

FAQ’s

Q. Why does my Screen go dim for no Reason?

There are many reasons that the screen goes dim on your device, it can be on power-saving mode which makes the screen darker than usual. From the settings of your phone, you can manually adjust the brightness of the phone. 

Q. How do I stop my screen from Dimming? 

To stop screen dimming open settings and then on accessibility, tap on display & Text size now tap the Auto-Brightness toggle and turn it off. This will let your phone no longer get dim in response to ambient light. 

Q. How to stop screen dimming due to inactivity?

To stop screen dimming due to inactivity tap on Display in Settings and change the timeout time. Also, you can switch off the power save mode as it automatically makes your phone go dim. You can also switch off the adaptive brightness feature. 

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