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List of the contents of this article:

• 1 、How to restore the system on iPhone

How to restore the original system of iPhone?

1. First of all, we can try to press the "Home button and the power button" of the iPhone at the same time until the screen is black.Then we press the power button to turn it on to see if we can enter the system and the main screen normally.

2. Enter Apple's official website to download iTunes. Open iTunes. Connect the computer and the mobile phone to restore the original system. iTunes will recognize the connected iPhone. After the recognition is completed, a small mobile phone logo will appear on the interface of iTunes. Click to enter the logo.

3. The way to restore the old iPhone system is as follows: download iOS 4 firmware. After installing the iTunes software, download the ios 4 firmware. Then turn off the mobile phone, connect the mobile phone to the computer with a data cable, and open the iTunes software installed on the computer. After the mobile phone is turned off, press and hold the volume down button and the power button of the mobile phone at the same time.

4. IPHONE restore system Enter the main interface of the mobile phone, select "Settings" to enter the setting interface, select "General" to enter the general setting interface, slide the screen to the bottom, select "Restore" to enter the restore interface, you can see different restoration methods, and choose according to your needs.

5. First of all, we need to enter the main interface of the iPhone, where we need to select the [Settings] option. After that, we open the setting interface and select the [General] option. After that, we choose to enter the general setting interface, pull down the screen to the bottom, and then select the [Restore] option.

6. First, find and open the app store on the mobile phone desktop, and find the search bar of the application in the pop-up interface. Click the search bar option, and then enter the name you want to downgrade back to the old version of the app in the search bar.Click the search button on the right. After waiting for a while, the search results will be displayed on the interface.

How to restore the system of Apple 5s?

1. In general, by putting the Apple iPhone into recovery mode and then using iTunes to flash the phone. Please press and hold the power button on the top of the iPhone first, and slide to turn off the power after the shutdown option comes out.

2. After the mobile phone enters DFu mode, click OK. After clicking OK, you can see two options, restore and update, on the page. Press and hold the Shift key on the computer keyboard and click Restore at the same time. After holding down Shift and clicking Restore, find the previously downloaded ios firmware system and click Open.

3. When the screen is black, release the power button and continue to hold the Home button on the home screen until iTunes on the computer detects an iPhone5s in recovery mode.

iPhone factory restore steps

1. Please press the power button to turn on the power first. When the Apple logo appears on the screen, do not release the power button.The black screen is followed by pressing and holding the Home button on the home screen until the screen goes black.

2. Click General and click [General] Settings in the settings. As shown in the figure below. Click Restore and click the [Restore] option in the menu. As shown in the figure below. Click the option and click the [Restore All Settings] option. As shown in the figure below. Enter the password and verify your identity to restore the factory settings.

3. Tap "Settings", "General", "Transfer or Restore [Device]", and then tap "Erase All Content and Settings". Enter your lock screen password or Apple ID password according to the prompts, and then confirm that you want to erase the content on the device.

4. Introduction of specific steps and methods: First, use a data cable to connect the iOS device to the computer and open iTunes.When the iPhone, iPad or iPod touch is displayed in iTunes, select it. In the "Summary" panel, click "Restore".

How to restore the iPhone

When we enter the recovery mode, we can download the firmware through iTunes or restore the mobile phone system with the firmware you downloaded. 6 In addition, sometimes, when we are upgrading the update, if the update fails due to an unexpected situation, the iTunes connection screen will appear on the iPhone screen.

Enter the main interface of the mobile phone, select "Settings" to enter the setting interface, select "General" to enter the general settings interface, and slide downAt the bottom of the screen, after selecting "Restore" to enter the restore interface, you can see different restore methods and choose according to your needs. Enter the mobile phone password for verification. After the verification is passed, you can start the restoration operation.

Take Apple 8 as an example, open your iPhone, find the setting icon, and click to enter the setting page. After entering the setting page, pull down, find the general, and click to enter the general page. After entering the general page, pull to the bottom of the page, find the restore, and click to enter the restore page.

First of all, we can try to press the "Home button and power button" of the iPhone at the same time until the screen is black. Then we press the power button to turn it on to see if we can enter the system and the main screen normally.