Have you ever noticed that your phone’s brightness keeps changing even though you don’t touch anything?
This happens because your phone uses ambient light sensors to adjust its display brightness based on the amount of light around it.
Your phone has two types of sensors: photosensitive diodes PSDs and photodiodes.
PSDs are used to detect light coming from the front of the device while photodiodes are used to detect light from the sides.
In this blogpost I will explain you how to stop your phone’s brightness from changing.
What Causes Your Phone’s Brightness to Change Even When You Turn Off Auto-Brightness?
Phone brightness keeps changing because phone manufacturers are trying to save battery life. It is not possible to turn off auto-brightness completely. However, if you set the brightness level to low, you can reduce the power consumption significantly. To change the brightness setting, go into Settings > Display & touch > Brightness & Wallpaper > Brightness.
6 Ways to Fix Your iPhone Changing Brightness Automatically
If you notice that your iPhone’s screen is getting brighter even though you’ve turned off auto-brightness, here are six ways to fix it. 1. Go to Settings > General > Accessibility > Reduce Motion. This will disable motion effects such as zooming, scrolling, and panning. 2. Go to Settings > Display & touch and turn off "Auto-Brightness". 3. Go to Settings > Privacy > Location Services and toggle off "Location Based Determination" under System Services. 4. Go to Settings > Notifications > Sounds and tap on the slider next to "Vibrate" until you hear a sound. Then, slide the slider back to "Off." 5. Go to Settings > Notification Center > Sounds and tap on "None" under Alert Sound. 6. Go to Settings > iCloud > Storage & Backup > Manage Storage. Tap on "Manually manage storage," then select "Optimize iPhone Storage."
#1 Check the Night Shift Feature
Apple introduced night shift feature in iOS 11. It helps users to reduce blue light exposure from screens during sleep hours. Users can set the app to automatically switch between day and night mode based on location and time. Apple says that the feature reduces eye strain and improves sleep quality. #2 Turn Off Auto-Brightness Answer: To turn off automatic brightness, go to Settings > Display & Touch > Auto-Brightness.
#2 Turn Off “Attention-Aware” Features
To turn off attention-aware features, go to Settings > General > Accessibility > Reduce Motion. #3 Use Dark Mode Answer: Go to Settings > General > Date & Time > Set Automatically.
#3 Disable the “True Tone” Option
Go to Settings > Display > Color > True Tone. #4 Enable Night Shift Answer: Go to Setting > Display > Brightness & Lock Screen > On.
#4 Check the Auto-Lock Feature
Go to Settings > General > Auto-lock. #5 Turn Off Wi-Fi Answer: Go to Settings > WiFi & Networks > Select Network > Turn off Wi-Fi.
#5 Is the Low Power Mode On?
Go to Settings > Battery > Low power mode. #6 Change the Time Zone Answer: Go to Time & Language > Region & language > Date & time > Set date & time.
#6 Maybe the Phone’s Temperature Is Too High
Go to Settings > Display > Brightness > Adjust brightness. #7 Check if the phone is charging properly Answer: Go to Settings > About > Status > Charging.
2 Ways to Fix Your Android Phone Changing Brightness Automatically
1 Open the app drawer and tap the flashlight icon the camera. 2 Tap the three dots menu button three horizontal lines and select “Settings”. 3 Select “Display & Wallpaper” from the list. 4 Scroll down until you see “Brightness”. 5 Set the slider to “Never”. 6 Close the app drawer and reboot your phone. 7 Turn off the screen saver. 8 Reboot your phone again. 9 Wait for the phone to boot up normally. 10 Open the app drawer, tap the flashlight icon camera, and set the slider back to “On”. 11 Reboot your phone. 12 Restart your phone. 13 Open the app drawer. 14 Tap the flashlight icon camera. 15 Set the slider to On. 16 Reboot your phone. 17 Wait for the phone boot up normally. 18 Open the app drawer again. 19 Tap the flashlight icon. 20 Set the slider to Off. 21 Reboot your phone. 22 Wait for the phone boots
#1 The Screen Timeout Setting
If you are using a mobile phone for long hours, it will affect your eyesight. It is recommended to turn off the brightness automatically after a certain period of time. To change the timeout setting, open the Settings app and go to Display & Wallpaper > Brightness. Here you can choose between Never, After 30 minutes, After 1 hour, After 2 hours, After 3 hours, After 4 hours, After 5 hours, After 6 hours, After 7 hours, After 8 hours, After 9 hours, After 10 hours, After 11 hours, After 12 hours, After 13 hours, After 14 hours, After 15 hours, After 16 hours, After 17 hours, After 18 hours, After 19 hours, After 20 hours, After 21 hours, After 22 hours, After 23 hours, After 24 hours, After 25 hours, After 26 hours, After 27 hours, After 28 hours, After 29 hours, After 30 hours, After 31 hours, After 32 hours, After 33 hours, After 34 hours, After 35 hours, After 36 hours, After 37 hours, After 38 hours, After 39 hours, After 40 hours,
#2 Turn Off the Power Saving Mode
To turn off the power saving mode, open the Settings app, tap Battery, scroll down to Power Savings, and tap the slider to turn off the feature. This will help save battery life. #3 Use the Right Charging Cable Answer: When charging your iPhone from a computer, you need to connect the cable into the USB port on the back of the iPhone. Make sure the cable is firmly connected and not loose.
Frequently Asked Questions
How long does it take to charge my iPhone 7 Plus? It takes about 2 hours to fully charge my iPhone 7 Plus. How many times can I charge my iPhone 7 Plus using Apple charger? Once per day. Does my iPhone 7 Plus support fast charging? Yes, my iPhone supports fast charging.
Why Does My Phone Brightness Keep Going Down When Auto-Brightness Is Off?
If you notice that your phone’s brightness keeps decreasing even though you’ve turned off auto-brightness, try these steps: 1 Make sure your phone is plugged into a power source. 2 Turn off any other devices connected to your phone. 3 Reset your phone’s system software. 4 Restart your phone. 5 Reinstall iOS if necessary. 6 Check to see if your battery needs replacing. What is the difference between an iPad Air and an iPad Pro? The main difference between an iPad Air 2nd generation and an iPad Pro 12.9 inch is screen size. An iPad Air has a 9.7-inch display while an iPad Pro has a 12.9-inch display. Both tablets feature the same processor, storage options, cameras, and connectivity features. However, the iPad Pro has a larger display and a better camera. Can I Use an iPad Air With a Smart Keyboard Case? Yes, you can use an iPad Air with a Smart Keyboard case. The Smart Keyboard case allows you to type on the keyboard and navigate the tablet simultaneously.
Why Does My iPhone Randomly Dim With Auto-Brightness Off?
When you turn off auto-brightness on your iPhone, it dims the screen automatically. This happens because when you turn off auto-darkening, the screen turns off completely. To prevent this from happening, you can manually adjust the brightness level using the slider located on the top right corner of the screen. How Do I Change the Screen Timeout Setting On my iPhone? Answer: Go to Settings > General > Accessibility > Display & Brightness > Set Up > Timed Control. Then choose how long you want to wait after turning off the screen before locking the screen.
Why Is My Brightness All the Way Up, but the Screen Is Still Dark?
If you set the timeout setting to 0 zero, the screen will stay dark until you touch the screen. What Happens if I Turn Off Auto-Brightness While Using the Camera? Answer: If you turn off auto-dim while taking photos, the camera will not take pictures.
How Do I Stop My Brightness From Changing on Its Own?
You can stop the brightness from changing on its own by turning off the automatic dimming feature. To do this, go to Settings > Display & Lighting > Automatic Dimming. Then select either “Off” or “On” depending on whether you want the display to automatically adjust its brightness level. Why Can’t I Take Photos With the Flash On? Answer: Because flash photography requires light to reach the sensor, the flash cannot be used when the ambient lighting is bright enough to illuminate the scene.
Why Is My Phone’s Brightness Changing by Itself?
When the phone detects motion, it adjusts the screen brightness to help prevent eyestrain. This happens even if the screen is already set to the desired brightness. How Do I Turn Off the Camera Flash? Answer: Press the camera button the shutter button until the red slider appears. Slide the slider to turn off the flash.
Why is Netflix controlling my screen brightness?
Brightness changes are caused by the way the light sensor works. It measures how bright the environment is around the screen and adjusts accordingly. This is done automatically and usually does not affect the display. However, if the brightness level is changed manually, the screen will adjust itself to match the new setting. To change the brightness manually, press and hold the power button until the screen turns off. Then turn the brightness down using the slider bar located next to the volume buttons. Press and hold again until the screen turns back on.
How do I stop apps from controlling brightness?
If you’re having problems with your brightness level being changed while using your phone, try these steps: 1 Open the Settings app 2 Tap Display 3 Scroll down until you see "Brightness" 4 Turn off the slider 5 Press the Home button 6 Wait for the screen to go black 7 Press the Power button 8 Wait for the screen back 9 Press the Home button 10 Wait for the screen black 11 Press the Power button 12 Wait for the screen white 13 Press the Home button 14 Wait for the screen gray 15 Press the Power button 16 Wait for the screen blue 17 Press the Home button 18 Wait for the screen red 19 Press the Power button 20 Wait for the screen green 21 Press the Home button 22 Wait for the screen yellow 23 Press the Power button 24 Wait for the screen purple 25 Press the Home button 26 Wait for the screen pink 27 Press the Power button 28 Wait for the screen orange 29 Press the Home button 30 Wait for the screen light blue 31 Press the Power button 32
Why does my brightness control itself?
If you notice that your brightness control keeps changing itself automatically, it could mean that your computer is infected with malware. Malware is software designed to damage or steal information from your computer. It can change the brightness setting on your screen. To stop this behavior, follow these steps: 1 Click Start > Control Panel 2 Double click “System and Security” 3 Click “Windows Defender” 4 Click “Scan Now” 5 Follow the instructions on the screen 6 Restart your computer 7 Check if the problem persists.
How do I stop other apps from controlling brightness?
If you are having issues with other applications controlling your screen brightness, try these steps: 1 Open Settings 2 Click General 3 Scroll down to Accessibility 4 Select “Brightness & Wallpaper” 5 Turn off “Automatically adjust brightness” 6 Set the desired brightness level 7 Save changes 8 Restart your phone 9 Enjoy!
Why does my Brightness control itself?
If your brightness control turns itself off, it could mean that the bulb is burning out. It is important to replace the light bulbs in your house because they burn out easily.
How do I stop my phone’s Brightness from changing?
Apps can control the screen brightness of your phone, tablet, or laptop. This includes the brightness of the display itself, but not the backlight. Apps can change the brightness of the screen, but only if the user allows it. To prevent apps from changing the brightness of the screen on your Android device, follow these steps: Open Settings > Display > Brightness & Wallpaper > Screen Timeout. Select Never. Tap OK. On iOS devices, open Settings > General > Accessibility > Reduce Motion. Set the slider to Off. Tap Save.
How do I get my brightness to stop changing?
Netflix has been known to control the brightness of your screen. This is done to help users avoid eye strain while reading content. It is recommended that you set your display brightness to 50% if you are using a laptop or computer monitor. For smartphones, tablets, and TVs, you can adjust the brightness setting to suit your needs.