Solution to iTunes Error 1 While Restoring iPhone 4S to iOS 5.1.1
Errors that are mostly encountered by iPhone4S users are the annoying iTunes Errors, such as Error 1. These errors are usually encountered by jailbreak users when restoring, downgrading or jailbreaking their devices. There are many iTunes error at bay. Knowing what the causes are of these errors can prevent you from encountering them and assist you in performing the solutions. One of the common iTunes errors is the iTunes Error 1.
iTunes Error 1 appears to indicate that there is a problem with the hardware. When this appears, it means that Apple wants you to do troubleshooting security software issues to restore your device in good shape. If this error continues, your device might need to be taken in the nearest Apple store for repair or replacement. If you are experiencing this error, it can also mean that your iPhone 4s has baseband corrupt problem.
In most cases, the best solution to solve this problem is to bring the device to the nearest Apple store if ever there is something that has to be repaired or replaced. However, you might be able to solve the problem on your own if you are lucky.
Step 1: Restore your iPhone 4s to iOS 5.0.1 (4A406). This will automatically update your baseband and fix its issues.
During the restoration, SHSH will be retrieved from Apple by gs.apple.com and obtains the API tickets for the firmware and baseband.
Step 2: Make sure that the host files are checked in the following directories: Windows – System32 – Driver – etc – host.
Step 3: Open the host file in Notepad as administrator and check if gs.apple.com xx.xx.xx.xx has #.
That’s how you fix this problem. It is easy if you are lucky. Otherwise, if the error still persists, go back from step 1 and make sure that you follow every step carefully or simply go to the nearest Apple store. Maybe your phone needs some repairs or replacement.