Iphone 4s 6.0.1 to 5.1.1?

**zeneleven** · 11-13-2012, 07:26 PM

As of November 2012, there is no way for iphone 4s to downgrade from ios 6.0.1 to 5.1.1, am i right?

**Q_bAn_b** · 11-13-2012, 07:32 PM

Originally Posted by zeneleven

As of November 2012, there is no way for iphone 4s to downgrade from ios 6.0.1 to 5.1.1, am i right?

You are correct. No downgrading from beyond ios5 on anything above A4

**zeneleven** · 11-13-2012, 09:33 PM

does anyone know WHY? why A4 devices only are allowed to be downgraded? i just want to understand. whats with the A5 devices?

**EVO** · 11-14-2012, 01:36 AM

Originally Posted by zeneleven

does anyone know WHY? why A4 devices only are allowed to be downgraded? i just want to understand. whats with the A5 devices?

I'll sum it all in 2 words, bootrom exploit

Lets just say the hardware in the A5 are more robust, less vulnerabilities found, more holes patched up

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