upgrading jailbreak firmware

[scorch]

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possible ba na mag upgrade ug jailbreakd iphone without using the system restore?
i want my greenpois0n 4.2.1 to be upgraded to 4.3.3 jailbreakd without using the system restore. kapoyan mn gud to start from na beginning na sad.

[mjs]

use snowbreeze bai.

[scorch]

gkan sa 4.2.1 na greenpois0n e upgrade to snowbreeze 4.3.3 without system store?

[mjs]

snowbreeze na bag o ang gamita. i dload lang ang official 4.3.3 fimware maka maka cook kag custom 4.3.3 sa snowbreeze. nya restore dayn sa itunes with the custom firmware using itunes (shift+restore). mao na akung gibuhat.