4th Gen Restore to 4.2.1 from 4.3 GM

[LegendKillerUK]

Wirelessly posted (Mozilla/5.0 (Dewotter; U; CPU iPhone OS 4_2_1 like Mac OS X; en-gb) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8C148 Safari/6533.18.5)

Before I upgrade I was wondering if I can go back again should I need to?

Thanks.

 

[Neebee]

i wanna go back to 4.2.1. I dont like 4.3. It's kinda sluggish (not as snappy as before) and there are display issues as well.

 

[mylios101]

Any downgrading from the current most recent version of iOS will require the use of a SHSH blob for your specific device. Use TinyUmbrella. http://thefirmwareumbrella.blogspot.com/