When you update or recover iPhone, if the device is accidentally disconnected, or iTunes failed to notify the device into the recovery state, you may see one of the following information:
Failed to recover iPhone: An unknown error occurred (4005).
Failed to recover iPhone: An unknown error occurred (4013/4014).
Failed to recover iPhone: An unknown error occurred (3419).
As well as any other unknown errors/issues.
In addition, in the process of the jailbreak or system update/downgrade, the iPhone may also show the error 4005 of the phenomenon.
There are many factors leading to the error code, we can not study one by one. However, once your iPhone has an unknown error code, such as error 3419, 3014, 4005, 4013, 4014 and so on, how do you solve it? How to fix your iPhone and restore your iPhone to normal? Please don't worry, iOS System Recovery is the lifeline of your iPhones.
iOS System Recovery can calmly face and solve this situation, because it is a professional system recovery software. It provides an effective method for a variety of system scenarios, such as iPhone restarts endlessly, iPhone keep looping on the Apple logo, iPhone or iTunes Error 3419,3014,4005,4013. Almost all system problems can be solved with the help of it. In addition, it is compatible with a variety of iOS devices, such as iPhone 8, iPhone 7/7 Plus, iPhone 6/6S (Plus), iPhone SE, iPad Pro, iPad Air, iPad mini, iPod touch, etc.. It will only restore your phone to normal mode without leaking and deleting data. The whole process is safe and zero technical requirements. In addition, the program also providing three simple ways to get back any lost and deleted data from your iOS devices with a click.
Firstly, you need to download and install iOS System Recovery on your computer. After running it, you can see all the tools from the main interface, select and click "System Recovery".
Next, connect your iPhone to your computer using the USB line. When the program detects your phone, click "Start".
Note: After using this tool, your iPhone will be updated to the latest iOS version. And if your iPhone is a jailbroken one, then it will be updated to non-jailbroken. If you have unlocked your iPhone before, then it will be re-locked again.
Next, the program will into another interface, you need to select and download the appropriate firmware for your iPhone. The program will automatically detect your iPhone model and provide the latest version firmware. You just need to click "Download".
When the firmware download is finished, the program will automatically repair your iPhone. It will take you a few minutes. When your iPhone fix to normal mode, the program will display "repair of the operating system is complete" message. Now, your iPhone get rebirth, just check and enjoy it.
Tips: Please check to see if your iPhone will boot up now. If your device won't start, there may be a hardware problem and you would need to contact your local Apple store.
There is no doubt that you are so excited when you see that your iPhone or iPad is reborn, but please don't slightingly miss the opportunity to recognize a powerful software, in addition to fix the iOS system issues for your iPhone, iPad and iPod touch, this software can do more for you, even more than you can think of, such as: