An unknown error occurred (36)” What operations cause the “Recovery Mode” while upgrading to i OS 10, i OS 9, i OS 8, i OS 7 or i OS 6?
How to recover i Phone, i Pad or i Pod touch without data loss? If i Phone, i Pad or i Pod can’t be restored, how to get out of the “Recovery mode”?
Make sure you have the latest version of i Tunes installed on your computer. Note: Just in case, you don't see a window similar to the one below, you need to ensure you are using a nonblank administrator password. Now, navigate with the use of arrow keys and check out an entry containing “gs.”Note: If you don't find any entry with the gs.apple.com, then the hosts file isn't related to the issue. Next up, you have to add the # symbol and space (“# “) at the starting of the gs.entry.
The old version of i Tunes might be creating trouble.
Currently, the reasons that cause “Recovery Mode” after upgrading to i OS 10/i OS 9/i OS 8/i OS 7/i OS 7 are unclear.
If you need them, you can get the latest versions of i Phone firmware, i Pad firmware, and i Pod touch firmware directly from Apple.If you run into Error 3194 within i Tunes when you are trying to restore your i Phone, i Pad, or i Pod touch, you can fix it by temporarily blocking Apple’s firmware signing services.Error 3194 seems to usually be triggered when unsigned or expired firmware is used, often during an i OS downgrade or upgrade, or even during some restores.If you successfully recover device, all your data including photos, documents, videos will be restored.if your device cannot be restored, that does not mean all your data are lost.If you experience the error on your i OS device, here’s how you can quickly resolve it so that i Tunes will function with the restore or i OS update as intended.