Help updating iphone 4
If the update is not successful or you get a "Service Update Failed" message, make sure you are connected to a Wi-Fi network and try again.
If the i Phone is in Recovery Mode, continue to Step 3.According to Tech Advisor website, the update requires at least 1.4GB of free space.The space is used primarily during the installation process to store the temporary file.Hold both buttons down for a minimum of 15 seconds, or until the device turns off.Push the “Sleep/Wake” button again to turn the i Phone back on.Once i Tunes is all squared away, it’s time to turn your attention to your i OS device and follow these instructions: Step 1: Connect your i OS device to your computer using an USB cable.
To make sure you're protected by the latest security updates, Google Chrome can automatically update when a new version of the browser is available on your device.
This can happen when you attempt to upgrade the firmware on the phone (something we do rather often with Apples constant updates).
Keep in mind, you can’t use the phone whatsoever when it’s in this recovery mode. You can restore the phone (you’ll lose your data), or you can simply turn the device on and off and that can work. Thanks to Salon for this good set of tips: Push the “Home” button on the front and the “Sleep/Wake” button on the top of the i Phone.
The issue is expected behaviour with jailbroken devices, as most modern jailbreaks like evasi0n and Pangu disable OTA updates to ensure jailbreakers don’t accidentally install the update.
So the only option jailbreakers have is that you have to update your device using i Tunes.
Start i Tunes and connect the i Phone to your computer.