Last week we posted a complete step by step guide on how to enable Internet Tethering option on your iPhone 3G/3GS running iPhone firmware 3.1.2 which was based on the hack, originally found by the Dev-Team. While the hack worked flawlessly for some, many specially AT&T users were forced to choose between enabling either Tethering option or visual voicemail (VVM). Follow the steps below to enable both Tethering and VVM on your iPhone running 3.1.2 firmware.

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