iOS 4.1: iPhone 3G (1840)

• [How to] Jailbreak iOS 4.1 with LimeRa1n
• [How to] Jailbreak iOS 4.1 with Greenpois0n
• [How to] Jailbreak iOS 4.1 with Redsn0w
• [How to] Jailbreak iOS 4.1 and Unlock with Redsn0w
• [How to] Jailbreak iOS 4.1 and Unlock with Redsn0w and SAM
• [How to] Jailbreak iOS 4.1 with PwnageTool
• [How to] Jailbreak iOS 4.1 and Unlock with PwnageTool
• [How to] Jailbreak iOS 4.1 with Sn0wbreeze

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iOS 4.2.1: iPhone 3G (8748)

• [How to] Jailbreak iOS 4.2.1 with Redsn0w
• [How to] Downgrade iPhone Baseband 06.15.00/05.15.04 ไปยัง 05.13.xx [Bootload 5.8]
• [How to] Jailbreak iOS 4.2.1 and Unlock with Redsn0w
• [How to] Jailbreak iOS 4.2.1 and Unlock with Redsn0w and SAM
• [How to] Jailbreak iOS 4.2.1 and Unlock with PwnageTool

*Untethered

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• [How to] Install Whited00r 5.1

หยุด Update แค่ iOS 4.2.1

[How to] Downgrade 06.15.00 to 05.13.04 เพื่อ Unlock