Quite a few users have reported to us the problem of iPhone backlight not working after accidentally dropping the device. Some even reflected a similar situation on the normal working iPhone, although it sounds rather absurd, but this does not mean that such a situation does not exist.
In the face of this condition, the first thing you need to do is to check out the cause of the problem. If you find the problem shortly after your iPhone was hit or dropped, then it may purely be a hardware problem that can be fixed. That is to say, you need to manually fix the backlight to solve the issue caused by some form of breakage.
However, your iPhone backlight is also likely to stop working without any hardware damage. Although this is relatively rare, it does happen. And usually you need to deal with the software problem at this time. Troubleshooting at first can help you determine the direct cause of the issue. Wondering how to fix the problem without too much effort? Just read on this post to learn how to do.
1. Fix iPhone Backlight Not Working with System Issue
The very first time you found out that your iPhone backlight not working, you might think that this is due to problem caused by the system software. By taking advantage of a professional iOS system repair tool called TunesKit iOS System Recovery, you can easily repair almost all common issues on your iOS devices easily, whether it is stuck in recovery mode or DFU mode problem, update issues, black screen of death or others. Besides, there's no need to worry about the data loss problem while doing the fixes to your iPhone, iPad or iPod touch as the software will repair those iOS issues without changing or leaking any of your personal info on the device.
In order to fix the backlight problem of your device, you need to download the program for Windows or Mac according to the system running on your computer. Then simply follow the step-by-step guide below to get your iOS system back to normal state easily.
Step 1Connect iPhone to the computer
Open TunesKit iOS System Recovery and find a USB cable to connect your iPhone to the computer. Click on the Start option, and then set the repair mode as Standard Mode and click the Next button. After that follow the prompts from the window to put your iPhone into DFU mode or recovery mode and click the Next button once finished.
Note: You can also quickly put your iPhone into the recovery mode with one click on the main interface of the program.
Step 2Download the firmware package
Tap on the Download option if the device info is totally right. Correct it otherwise. Then the program will start downloading and verifying the latest iOS firmware package matched to your device.
Step 3Fix iPhone backlight not working
When it finishes the downloading, just press the Repair button to start the iOS fixing. It takes a while to complete. You need to make sure that your iPhone is connected to the computer during the process to avoid any problems that may occur unexpectedly.
2. Fix iPhone Backlight Not Working with Hardware Issue
As a matter of fact, sometimes the iPhone backlight not working problem can be related to hardware issue but fixing the iPhone backlight is extremely sophisticated. Hence, it is advisable to head for the Apple Store to resolve the issue rather than replace it by yourself. But if you are confident to get the problem fixed with your own strength, then you can refer to the steps given below.
Step 1. First of all, back up your iPhone and then turn it off before disassembling. Push the back panel of the device and carefully remove it.
Step 2. At this point, remove the screw fixing the battery connector to the logic board. After that, pry the battery connector from its socket with a plastic opening tool.
Step 3. Lift the battery gently, after that eject the SIM card from the bracket, and then pry the lower antenna connector off the logic board.
Step 4. Thereafter, what you have to do is to remove the screws that connect the Wi-Fi antenna to the logic board and then uplift it.
Step 5. Now lift the front camera cable, headphone jack, digitizer cable, top microphone, rear camera connector and LCD cable.
Step 6. After removing all the components, you can remove the logic board from the device now. Remove the screws that secure the vibrator with the inner frame and the speaker.
Step 7. Now it's time to remove the button and the SIM card side screws. After removing all the screws, you are able to lift the top edge of the front panel assembly.
Step 8. Now you need to remove the display from the screen. The component and the part that cause damage to the backlight problem will be shown clearly.
Step 9. Finally carefully replace broken part and reassemble your device.
The Bottom Line
Next time, if your iPhone is unfortunately to be in a state of backlight not working, try to repair it with a professional and efficient iOS system repair tool first. With TunesKit iOS System Recovery, you can easily fix the issue of backlight on iPhone not working as well since the program fully supports almost all models of iPhone, iPad and iPod touch even those running the latest iOS 12. So just download the software and give it a try now.