How to Downgrade iOS 5.1.1 to iOS 5.0.1 or iOS 5.0 on iPhone 4, iPhone 3GS, iPad 1 and iPod Touch Devices

The recently released Apple’s iOS 5.1.1 firmware includes only bug fixes and various other improvements. There are no new features added in this version. Those users who have accidentally updated their devices, as i0nic’s girl friend updated his iPad while he was sleeping, they can safely downgrade to any iOS firmware using this guide. However, this guide is for iPhone 4, iPhone 3GS, iPad 1, and iPod Touch devices only. The owners of iPhone 4S, iPad 2 and iPad 3 are unlucky because they can not downgrade iOS 5.1.1 to iOS 5.0.1 / 5.0 version for now.
Requirements:

How to Officially Unlock iPhone 4S Without Losing Jailbreak

AT&T is already unlocking the iPhone 4, iPhone 4S and iPhone 3GS devices officially. Unlocking is performed to free the device from any network restrictions. After the device is successfully unlocked, one can use the SIM card of any carrier around the globe.

How To Force Install The Windows Phone 7.5 Mango On Your Windows Phone [Tutorial]

Just a few days ago, we published a guide on how to get the Windows Phone 7.5 Mango ROM for some handsets before the official release. Though now the Mango version has officially been released, and has started to be rolled out for various Windows Phone smart phones, but the most frustrating thing about it is that this update is not available for every smartphone now. Microsoft is moving on gradually, though they assure you that they would surely bring the release for every device till a period of 4 weeks. They said on their blog that
Our plan, as I’ll explain in a moment, is to ramp up delivery gradually—but make the update available to most existing customers within 4 weeks.
But this tutorial will allow your device to get the Mango update running even without the update notification.

Create And Host Your Own Repository with iRepo [Guide]

iRepo is a new Cydia app for jailbroken devices which allows you to create and host your very own repository which then can be managed on both your PC and iPhone/iPad. With iRepo, you don’t need to have knowledge of Packages, repos, Linux or anything else.

How To Enable HDMI Video Mirroring on iPhone 4 and iPod Touch 4

It has now become clear that Apple doesn’t provide some new features intentionally in older devices, which could be turned on easily in a software update, just to boost the sale of newer devices. In iPad 2 Apple included “Mirroring” function which lets you watch the display of your device on a HD monitor or TV using Apple’s display adapters. But the said function is not available in iPod Touch 4 and iPhone 4. However, after following this simple guide you can easily enable HDMI video mirroring on your device.

How to Play Demo Videos on iPhone Just Like in Apple Store

You have visited an Apple Store and seen an iPhone playing some demonstration videos. Well, by using this simple trick described below you can also turn your iPhone into a demo device just for fun, to impress your friends or to show your customers the features of any product in iPhone if you are a shopkeeper.