IPod Touch 4 brush tutorial

IPod Touch 4 brush tutorial

Finally, I had the money to buy the first Apple product: iPod Touch 4. I wanted to buy the iPhone 4S, but it didn't cost much. I bought it for development, iPod.
In addition to phone calls, touch can be identical to the iPhone. Today, we will introduce how to flash the machine:

Both Mac and windows can be flushed, because iTunes also has a Windows version.

We want to downgrade iPod Touch 4 from IOS 5.1.1 to iOS 5.0.1.

1.

First, make sure that your ipod touch is the first generation. You can use the following method to query it:

Https://selfsolve.apple.com/GetWarranty.do

Enter the iPod serial number and you will know the first generation of the iPod, as shown in:

The query result is as follows:

Then we can repeat the firmware corresponding to Google. Note: If the firmware version is incorrectly selected, the following error occurs during the flash:

2.

With the firmware, we are about to start the flash. Connect the iPod to your computer and open iTunes. the following error occurs:

Update iTunes to the latest version.

3.

For Windows-based iTunes, hold down shift, click "Restore", and select download to firmware. For Mac-based iTunes, hold down options and click "Restore ", you can. If you click "Recover", iTunes will only download the latest firmware installation.

4.

If the firmware version is correct, the following dialog box appears:

A 3194 error occurs during the recovery process because Apple does not allow flat or downgrade to flash machines,