Make sure you are using the latest version of iTunes. iPhone system issue has various manifestations, among which that the iPhone cannot turn on is a common one. iPhone screen has a black bricked screen, even though you have charged it there is no symbol or any kind of response. It won’t turn on or do anything. What’s the matter with your iPhone 7/7 plus/6s/6s Plus/6/6 plus/5s/5 plus/4s? And the most important, can it be fixed? How to unbrick it? This article is the guide.
To deal with such a system problem of your iPhone, you should follow a series of ordinal steps to check it out and fix it well. The path consists of four passages:
In the first place, check your iPhone battery.
iPhone may not turn on and appear black screen when its battery is completely consumed. Plug your iPhone into computer or a wall charger and leave it charged for a while. It won’t turn on immediately in a completely drained battery. If the enough charge cannot power it on, it isn’t the power failure that caused your bricked iPhone.
Exclude the power failures, you should force restart your iPhone. For iPhone 6s or older, please press and hold the Sleep/Wake button and the Home button simultaneously (On iPhone 7 or newer press and hold the Sleep/Wake and the Volume Down button at the same time) to restart iPhone.
If Force Restart did not work, there is something wrong with system software. Sometimes your iPhone may appear some error screen when trying to restart. Anyway, turn to Recovery Mode to factory reset your iPhone with iTunes.
1. Connect your iPhone to computer and launch iTunes. If your iTunes is running, rerun it.
Make sure you are using the latest version of iTunes.
2. Press and hold the Power button and the Home button simultaneously (on iPhone 7 and newer press and hold the Power button and the Volume Down button) when your iPhone restart and you can see the Apple logo appears, don’t release the button until the recovery mode screen occurs.
3. You should see a prompt saying iTunes has detected a device in recovery mode.
iTunes will inform you that your iPhone requires to be updated or restored.
Choose “Update” which will download the latest iOS firmware from Apple and reinstall it for your iPhone without erasing your data.
If the update failed, you should select “Restore” and it will wipe your phone data out. After iPhone restore complete, set up your iPhone and restore phone data with iCloud or iTunes backup.
If recovery mode could not fix the problem even, your iPhone may be in a complicated system error. Try iOS System Recovery toolkit to fix your iPhone. The iOS System Recovery toolkit is professional software that can restore any system errors without data loss, as well as recover all kinds of data on your iPhone. Let’ see how to do with it.
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Step 1. Install and launch the iOS System Recovery Toolkit on your computer.
Connect your bricked iPhone to computer via USB cable. The toolkit will automatically detect your iPhone.
From the main menu select the feature “System Recovery” and click “Start” to start fixing iOS.
Step 2. To Fix your iPhone, you have to put your iPhone into DFU mode. You will see the instruction in the following window.
For iPhone 7 or newer:
Long press the Vol Down button and Power button at the same time for about 10 seconds. Next, release the Power button but keep holding the Vol down button until iPhone enter the DFU mode, the software will recognize your device and bypass the instruction screen.
For iPhone 6s or earlier:
Long press the Home button and Power button at the same time for 10 seconds, next release the Power button and wait for the software recognize your device.
Note: If you still couldn’t put your iPhone into DFU mode after multiple attempts, try to fix your iPhone in Recovery mode.
click the “If your device fails to activate DFU mode, please click here to enter Recovery Mode” in the bottom of the window.
For iPhone 7 or newer:
Press and hold both Power button and Volume Down button at the same time for about 20 seconds.
For iPhone 6s or earlier:
Press and hold both Power button and Home button at the same time for about 20 seconds.
Keep holding the buttons until you can see the recovery mode screen and the software will recognize your iPhone. Do not release the buttons when your iPhone restart and see the Apple logo.
Step 3. The Software will match your device model automatically and show you the latest iOS firmware, what you need to do is to click “Download” to install iOS firmware. Wait patiently for the download complete.
Note that in a few cases the software display the wrong device model, please select the correct device model manually by ticking the drop down menu.
Step 4. Once the firmware is already to complete, click “Fix Now”. The program will immediately begin recovering the system of your iPhone that cannot turn on normally. The whole fixing process will be a little longer.
Step 5. As soon as the matter settled, the toolkit will inform you saying “Repair of the operating system is complete”. Now your iPhone can turn on and off normally.
In most case, we can restore iPhone by recovery mode, but if we cannot access the recovery mode or the way cannot fix the problem at all, we should try to use some useful third-party program, such as the iOS System Recovery we mentioned just now. It can assure you that your data won’t be lost when restoring your iPhone. Owning this toolkit, you can be the repairman yourself.