The auto brightness options in iPhone 8, 8 Plus and X doesn’t work after replacement of a new screen, purchased from iPhone LCD screen wholesale suppliers because the screen and phone Sensor Flex Cable are associated with the motherboard in iPhone iOS 11. You can fix this problem with the iOS 12 Beta 2. To know more..
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How to fix the issue of auto brightness for i phone 8, 8plus, and x
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Fix the Issue of Auto Brightness for iPhone
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5. The auto brightness options in iPhone 8, 8 Plus and X doesn’t work after replacement of a new screen, purchased
from iPhone LCD screen wholesale suppliers because the screen and phone Sensor Flex Cable are associated with
the motherboard in iPhone iOS 11. You can fix this problem with the iOS 12 Beta 2.
A machine called “iPhone 8 ALS EEPROM Programmer” can read data of new screen IC as well as write to
aftermarket screen. Afterward, the data transfer, an aftermarket screen ordered from iPhone LCD screen
wholesale USA could match with the motherboard, and then the issue of auto brightness isn’t working will get
fixed. Let’s go through the procedure to fix iPhone X/8 ALS (Ambient Light Sensor) stopped issue after the screen
replacement.
Fix the auto brightness problem of iPhone X after-screen gets replaced.
1. Test the function Ambient Light Sensor of iPhone X’s original screen. The Screen auto brightness function
should work fine.
2. Move a sensor flex cable from original to aftermarket including China-made and OEM screen.
3. Test iPhone X’s aftermarket screen ALS function. The Screen auto brightness function won’t work.
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How to Fix the Issue of Auto Brightness for iPhone 8, 8Plus, and X?
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Transfer iPhone X’s main screen IC data to Aftermarket screen:
• Start the iPhone 8 Eeprom Programmer using a USB data cable.
• Attach iPhone X’s original screen towards the left.
• Connect iPhone X’s aftermarket screen towards the right.
• Press the “PROG” button and then press the “Read” option to initiate reading screen data and it will take
around 3 seconds. (In case, the reading fails, check if its screen connector is secured)
• Press “Write” for transferring data to aftermarket screen and it will take around 3 seconds.
• Then disconnect this screen connector.
4. Test the ALS function of iPhone X aftermarket screen after the data transfer. The Screen auto brightness
function is working normally.
5. Then move the flex cable of iPhone X sensor from the aftermarket screen to original screen purchased from
iPhone LCD screen wholesale China.
6. Test the ALS function of iPhone X original screen and Screen auto brightness function will work fine.Test the
ALS function of iPhone 8 original screen and screen auto brightness function is working fine.
7. Then move the sensor flex cable from original to aftermarket including OEM and China-Made screen.
8. Test the ALS function of iPhone 8 aftermarket screen and screen auto brightness function is not working.
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• Transfer data of iPhone 8 screen IC to aftermarket screen:
• Connect iPhone 8’s original screen towards the left.
• Connect iPhone 8’s aftermarket screen towards the right.
• Press “Read” and start reading screen data as it takes around 3 seconds.
• Press “Write” for transferring data to aftermarket screen and it takes around 3 seconds.
• Then disconnect screen connector.
10. Test the ALS function of iPhone 8 aftermarket screen after data transfer and Screen auto brightness function
will work normally.
11. Move the sensor flex cable of iPhone 8 from the aftermarket screen to original screen.
12. Test the ALS function of iPhone 8 original screen and Screen auto brightness function is working fine.