I bought this phone from a private seller. He told me that the iphone started to continiously reboot after an upgrade ( I don't exactly know which version and don't know if this is true ).

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Apr 21, 2017 Step 1: Download and extract the IPHONE tool on your computer. Step 2: Install the USB Driver on your Computer (skip if drivers are already installed) Step 3: After extracting, you will get the. Apr 13, 2020  Error, 9, 4005, 4013 or 4014 could be due to certain reasons like faulty cable/port or poor Wi-Fi network. On the surface, your iPhone connects to the computer, iTunes or 3uTools recognizes the device but somewhere down the line, iTunes thinks that the cable is not really that good or suddenly Wi-Fi starts ill-functioning. Apr 15, 2020  3uTools-Forum. Welcome to 3uTools forum. Here you can find all information about iOS and 3uTools. Skip to content. Apr 12, 2017  This error came up with a solution after a quick search of the Apple support site (The gist of it is to force your phone to.

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When the phone came to me I realized that it turned on, stayed on for 3- 4 second showing the Apple logo and rebooted.

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I plugged the phone in, trying to restore using the DFU mode. ITunes prompted a 4013 error . After that prompt, I succesfully performed an upgrade to the latest version ( 11.2.6 ) , without any error. When ITunes ended, the phone restarted, but the boot loop problem persisted.

Download what's cooking vimeo. Then I succesessfully flashed the phone using 3uTools.

After all these steps, there's no boot loop anymore. It just stops during the boot, asking an Itunes restoring. Every attempt to restore/upgrade using Itunes fails and all I get is a 4013 error. 3uTools isn't working anymore, since, when it tries to prepare the Iphone rebooting it, the phone shows the Itunes image without responding anymore.

The seller told me that the phone has never been opened and no parts in it has never been replaced. I wonder: Can this be true? According to what I see from outside, I'd say yes, but I'll never be scure until I open it.

What do you think the problem is?

What are the next steps to take? Could you please suggest a procedure to follow in order to isolate the problem and understand where it is?

Could the battery cause this?

Is this a good question?