iPhone4 firmware is not compatible, what should I do? 15

There are several reasons that cause failure to restore iPhone due to firmware file incompatibility issue

1. The version of iPhone firmware is too low: when flashing the iPhone, use the mobile phone assistant or the firmware directly on the Internet, not to say**Any firmware can be flashed, because some versions have been turned off for verification, for example, the latest is now the ios9 system, **an ios8 system to import the flash downgrade, iTunes will prompt the firmware file incompatibility, downgrade is a rather complicated process, directly import the firmware, it is impossible to downgrade.

2. iPhone firmware ** error: Now all iPhone mobile phones have their own batch number, in the settings - general - about the version of the machine is marked behind, such as 10b143 or 12h143, etc., and then ** firmware import, first of all, you must find your own version number, and then according to the version number corresponds to ** in line with the phone's firmware. Otherwise, the firmware file will be incompatible.

Please do not use the firmware of the mobile phone, please use the firmware of the computer, in addition, if you do not have a shsh certificate, do not flash the system, which will cause the consequences of not installing the system. In your case, it is recommended to try with Aisi assistant, but there is no guarantee of success, it is recommended to get the mobile phone file outside, this is not expensive, it should be within 50 yuan.

What kind of brush is used?

Hope it solves your problem.

Summary. What to do if iPhone5 firmware is not compatible.

The easiest way is not to self-model the firmware, click on the mode mode to let the system update the firmware that suits it. You can also be optimistic about your mobile phone version, **the corresponding firmware, such as the telecom version, the telecom version, the Unicom version, the Unicom version.

First of all, before the iPhone firmware, you must first confirm the model of Zixiang Hu Shiji's iPhone. Many firmware** available online will indicate the corresponding machine model. Secondly, it is for the firmware of the above kind** that provides the model model identification, as long as we look at the lower right of the iPhone back case, we can know the specific model of our model.

Thirdly, there is another category that provides firmware**, in **firmware is the type that will show iPhone6,1 or iPhone6,2. This kind of type distinction is too professional for us users, and we don't know what it represents, and we don't know what it should be.

This phone Apple no longer provides service.

No way. Why.

In 18 years, Apple positioned it as an obsolete product.

The service was refused.

So what else can this thing do now?

In order to make consumers pay for a new phone.

Let's be a universal spirit.

Hope mine is helpful to you.

Because now a lot of software requires the above system, if the 4ios4 system is not very up, you can update to.

The mobile phone system may be too old, is the system still on ios4 or 5, if so, it is recommended to upgrade to ios6 or change to 5s or 6, the latest software definitely does not support the old system.

Try to upgrade the system, but if it still can't be used, you can only change the phone.

There are a lot of the latest software that is not compatible with 4 and can only change the phone.

iPhone4 update prompts that the firmware is incompatible, generally because of jailbreaking, the iPhone4 update after jailbreak fails, prompting that the firmware is incompatible, you can make the phone into DFU mode, and then re-enter the phone. The steps are as follows:

1. Press and hold the home and power buttons for 10 seconds - release the power button but the home button continues to press for 15 seconds, and the phone screen is black.

2. Install the latest jailbreak software on the computer, open the software to identify the mobile phone, and the software jumps to the installation mode immediately after the mobile phone is connected to the Zhimin computer, indicating that it has entered the DFU mode, and this process does not require the mobile phone to perform jailbreak operation.

3. Start your phone and check if the phone fault has been eliminated.

The iPhone4 update fails after jailbreaking, prompting that the firmware is incompatible, you can make the phone into DFU mode, and then re-enter the phone. The steps are as follows:

1. Press and hold the home and power buttons for 10 seconds - release the power button but the home button continues to press for 15 seconds, and the phone screen is black.

2. Install the latest jailbreak software on the computer, open the software to identify the phone, and the software jumps to the installation mode immediately after the phone is connected to the computer, indicating that it has entered the DFU mode, and this process does not require the mobile phone to perform jailbreak operation.

3. Start your phone and check if the phone fault has been eliminated.

Need help finding me, qq=name!

There are several reasons that cause failure to restore iPhone due to firmware file incompatibility issue

1. The version of iPhone firmware is too low: when flashing the iPhone, use the mobile phone assistant or the firmware directly on the Internet, not to say**Any firmware can be flashed, because some versions have been turned off for verification, for example, the latest is now the ios9 system, **an ios8 system to import the flash downgrade, iTunes will prompt the firmware file incompatibility, downgrade is a rather complicated process, directly import the firmware, it is impossible to downgrade. Min rotten aside.

2. iPhone firmware ** error: Now all iPhone mobile phones have their own batch number, in the settings - general - about the version of the machine is marked behind, such as 10b143 or 12h143, etc., and then**firmware import, first of all, you must find your own version number, and then bridge oak according to the version number corresponding** in line with the phone's firmware. Otherwise, the firmware file will be incompatible.

If the jailbroken phone cannot be upgraded directly, the firmware will be incompatible [only flash].

The steps are as follows;

Connect iTunes, turn off your iPhone, press and hold the Home button and the Power Off button at the same time for 10 seconds, release the Power Off button, continue to press and hold the Home button until you see the device recognized in DFU state on the computer, after the computer prompts, release the Home button, select the recovery option button on iTunes, and click Confirm Recovery in the pop-up selection box.

3.Next, iTunes will pop up a page prompting that everything will be erased, and it will also verify the recovery with Apple servers, when the verification and extraction of files are completed, iTunes will automatically reinstall the **good firmware version for the iPhone, wait for the installation to be successful, and reactivate the iPhone.

There are two firmwares in the fourth generation, one is 8G and one is 16G 32G, since this is not right, try the other one.

Did you make a mistake with your firmware?