6s automatic upgrade ios11 2, is there a way to drop back to 9 0

Before starting, it should be explained that because it is from the higher version of the system downwards, all the data on the original phone will be deleted in the process, including contacts, **, applications, **songs, etc., so if you do not back up the original old system before upgrading, you need to think clearly, otherwise the data loss cannot be recovered.

iOS10 downgraded back to ios9, how to downgrade from ios10 back to ios9?

You'll also need a computer with the latest iTunes software installed before you can begin. If you don't have iTunes software on your computer, you can go to Apple** and install it.

iOS10 downgraded back to ios9, how to downgrade from ios10 back to ios9?

After you install the iTunes software on your computer, connect your iPhone to your computer with a cable and open the iTunes software.

iOS10 downgraded back to ios9, how to downgrade from ios10 back to ios9?

Once you've thought it through and you're all set, it's time to start downgrading from iOS 10 to iOS 9. First of all, please turn off the iPhone you want to downgrade, press and hold the power button, and the shutdown option will appear.

iOS10 downgraded back to ios9, how to downgrade from ios10 back to ios9?

Then follow the steps below to get your iPhone into recovery mode first

First, please press and hold the power button to turn on, then the screen will appear Apple logo, do not release the power button;

2. Then press and hold the home button on the home screen until the screen goes black.

3. When the screen is black, please release the power button, and don't release the home button on the home screen until iTunes on the computer side detects an iPhone in recovery mode

For those who are operating for the first time, they may be unfamiliar, so you can try a few more times.

iOS10 downgraded back to ios9, how to downgrade from ios10 back to ios9?

Next, in the iTunes software window, directly click the [Restore iPhone] button to continue, as shown in the figure below.

iOS10 downgraded back to ios9, how to downgrade from ios10 back to ios9?

We will then be prompted that once it is restored, all the data on the current phone will be erased, and to confirm the downgrade, please click the [Restore and Update] button to continue.

iOS10 downgraded back to ios9, how to downgrade from ios10 back to ios9?

Then follow the prompts, and iTunes will automatically detect the current iPhone model and ** the latest iOS 9 official version of the system for it. When this is done, it will be automatically downgraded from ios10 to ios9.

There's no way to go back now.

No. If you downgrade the official version to the version, you need to see if Apple has turned off the authentication interface of the old version. It is currently closed.

Features of the system:

iOS11's iMessages has added the function of AppleDrawer, supports gift cards and other applications, and more importantly, the new feature has added support for Applepay transfersS11 holding, after the update, iMessages also supports iCloud chat, dress-up, studio recording, cloud synchronization.

Added support for AR augmented reality to provide ARKit for developers. This feature uses iPhone sensors to determine the missing surface of the shirt, lighting, scale estimation, etc., and users can add different items, and AR applications can achieve more realistic effects, with better lighting and shadow effects.

The focus is on optimizing the camera's features, mainly including improvements in sample quality, low-light shooting, optical stabilization, and HDR mode.

Preparation: <>

Downgrade Steps Tutorial.

Step 1: Connect your phone or iPad to your computer, open the iTunes tool, and when the tool recognizes the device, click Switch to Get Started.

Step 2: If it is a Windows computer (such as Win10 Win8 Win7), then hold down the Shift key first, and then click Check for Updates in the "iTunes Tools" interface.

Step 3: We find the "iOS11 Firmware" that has been ** on the desktop, click to select it, and click "Open" in the lower right corner. At the same time, in the iTunes confirmation update prompt box, click Update on it.

Step 4: Wait for iTunes to complete the successful flashing of the system, and after the phone restarts, then the downgrade is completed.

This completes the downgrade operation, but flashing is risky, please think twice, remember to back up important data before flashing, data is priceless, and it will be embarrassing to lose it.

The above is the tutorial of the downgrade steps, if you don't want to use the system anymore, you can make all the preparations, start downgrading!

Apple 6S may have some problems such as instability when it is just upgraded to the ios11 system version, you can downgrade it to the version, the specific operation method is as follows:

1. Back up the data on your iPhone6S.

On iOS 11, you can't restore back to iOS on iPhone6s through iTunes native backup, so here you can only back up part of the data through iCloud cloud service, or directly connect to the computer to transfer**, etc., but you can't seamlessly restore all the content on the original iPhone6.

3. iPhone6S enters DFU mode.

iPhone6S connect to the computer, turn off iPhone6S, press and hold the power button + home button to light up, the screen will appear Apple logo, continue to press until the Apple logo disappears, continue to press for about two seconds, then release the power button, but continue to press only the home button (or volume button), then iTunes will show that iPhone6S enters recovery mode, at this time iPhone6S is still in a black screen state.

In DFU mode, if your iPhone6S is connected to your computer, iTunes will display it like this.

Note, if there is a lightning cable and iTunes icon interface displayed on iPhone6S at this time, this is just normal recovery mode, not DFU mode, please eject iPhone6S or press and hold the power button + home button, it will reboot into the system, try again according to the above steps.

4. Restore the firmware.

When the recovery is complete, go back to iOS.

The iPhone iOS system adopts the recommended upgrade and mandatory upgrade strategy to keep the latest update, and once upgraded, it cannot be downgraded.

Requires a computer to flash your iTunes or various assistants.

Remember to back up important files when flashing.