Unlock O2 (UK) iPhone 4 baseband 04.12.01 to use any sim on the planet

Guys now it is easy to Unlock O2 (UK) iPhone 4 baseband 04.12.01 to use it on any GSM Carrier around the planet just by downloading the tool from the link given below and following the instuctions provided with the downloaded tool.

(Link are Updated Daily and if one Link is Down try another link for Mobile Unlock- so Try software from all link)

LINK 

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I have tried it on my iphone 4 yesterday and it has been successfully unlocked on baseband 04.12.01

INFO ABOUT IPHONE 4

Iphone 4 uses Micro-SIM and has dual camera mode that supports videocalling over Wi-Fi.Apple iphone 4 is real gaming smartphone and has Non-removable Li-Po 1420 mAh battery and has good  battery performance.

It has Scratch-resistant glass back panel and a screen protection of Corning Gorilla Glass with an oleophobic coating.

Iphone 4 size is about 3.5 inches with a screen resolution of 640 x 960 pixels and a pixel density of 330 ppi.

Iphone 4 runs on iOS 4 and can be upgradable to iOS 7.1.1.It supports video recording upto 720p@30fps.

Iphone 4 supports other features like Wi-Fi 802.11 b/g/n, hotspot , bluetooth v2.1, A2DP, A-GPS, iCloud cloud service and many more.