Do you know that it is possible to downgrade iPhone 4S to iOS 6.1.3 these days? Even while both iOS 8.3 and 8.4 are available to users and Apple continues to test the future iOS 9 version [you can download iOS 9 beta 3 through direct links] there is a program that makes it possible to get back to the old iOS 6 on your iPad 2 or iPhone 4S. The old iOS 6 is different from iOS 7, 8 and 9. There are a lot of users who might want to use it again. If your model is supported by the tool we’ll talk about you are good to try and downgrade iPhone 4S 6.1.3 without SHSH blobs saved [you are still advised to save your blobs for iOS 8.1.3 and other platforms with TinyUmbrella]. There is OdysseusOTA program that is created as a command line one. With its help you can truly return to the old firmware version on your 2011 iDevice. This firmware works better on the A5 chip and faster than the current firmwares that require newer models and more powerful smartphones and tablets. How can this tool work? Apple is signing OTAblobs for iOS 6.1.3 and this is how hacker was able to create the program that can help you downgrade in case you want to get back from iOS 8 or iOS 7 to iOS 6. It looks like the famous iPhone maker made some kind of mistake in its code which allows users downgrade through the exploit found and shared by hacker elghtSpace. Here is how to downgrade iPhone 4S to iOS 6.1.3: Step 1. Make sure you have iPhone 4S or iPad 2. All other gadgets aren’t supported. Step 2. Jailbreak iPhone 4S with any program available: TaiG, PP Jailbreak, Pangu etc. Step 3. Watch the video on YouTube and download the commands shared by hacker under his video. Step 4. Start using iOS 6.1.3 once again. Can you believe that this is possible at all?