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try tio restore from ios 5.1 to 4.3 in iphone 4. You got an error in iTunes, click on More Info, but in site You can read trivlal suggestions:
You can resolve most restore errors by following these basic steps:
2. Verify that your operating system is up to date3. Disconnect other USB devices4. Check security settings5. Restart your computer
not useful at all.
even in recovery mode
There is no supported way to downgrade the OS.
ok, can be.. but If You want to test against 4.3 / 5.0 / 5.1
I have to purchase 3 devices...
Reply something about absolutely useless seems windows messages. iPhone 4 or Post a New Thread