[ryuuu]

Sicher dass das nicht geht? Dann verstehe ich nähmlich diese aussage nicht


If you have a device earlier than the iPad2, you can downgrade to whatever version you want, as long as you have saved SHSH blobs for that version. *You’ll need the assistance of geohot’s limera1n exploit with tools like redsn0w to get into “pwned DFU mode” and bypass the downgrade restriction.


Quelle
http://blog.iphone-dev.org/