4s upgrade iOS8 Beta4 firmware? IPHONE4S Upgrade IOS8 BETA4 System tutorial

Preparatory work

Ready to iOS8 BETA4 firmware package, can be downloaded to the official Apple download
A computer, a iphone4s, a data line
Back up all the data in your Apple 4s to avoid data loss after the upgrade.

Update steps

1. Enter the official download of the iOS8 version of the attention must be the same as your model can oh.

2. Furthermore, we connect the iphone4s to the computer and open itunes on the computer.

3. Furthermore, we press the shift+ mouse button on the keyboard to click on itunes Update restore function (figure)

4. Also choose you to download the computer's iOS8 installation files, and then select the good then click-click Update-Wait for itunes to run.

5. After successfully upgrading the iOS 8, you need to activate the device before you can use it properly!

Friendly Tips

Because iOS8 is still only beta version, so we update the system after the system is a reload oh.