hey guys im using redsnow jailbreak and i have a IOS of 4.2.1 on my itouch. Also im using Redsn0w 0.9.6b4 version. OK when i download my 4.2.1 firmware its always a zipped file and i cant access them when using redsnow to jailbreak my idevice. It would help alot if u guys could help me. This is my first idevice ever so yea im a newb. Im using windows OS on my laptop if it helps at all.