In the near future Apple will release iOS 6.1.4 and then iOS 7 so you need to use new Tinyumbrella to save iOS 6.1.3 SHSH blobs. Only after unloading the digital certificates for the OS you get a chance to downgrade this firmware in the future, through the restoration IPSW-file in iTunes. The problem is that at one time Apple will stop signing the old firmware, and the possibility to upload SHSH blobs and therefore downgrade the firmware will not be. So if you want to at any time have access to the jailbreak, you will need to save the certificate. With the release of TinyUmbrella 6.13.00 the owners of iPhone, iPod touch and iPad have the opportunity to save SHSH of iOS 6.1.3. The program is easy to use on OS X and Windows operating systems.

How to Save SHSH blobs for iOS 6.1.3 on Windows and Mac OS X

Step 1: Download TinyUmbrella latest version for your operating system. Step 2: Save the file TinyUmbrella on your desktop and run the application. Step 3: Connect your iPhone, iPod touch, or iPad to your computer. Step 4: In the upper left corner of the window, select your device the menu Connected devices. Step 5: Click the Advanced tab and clear the two check boxes: Request SHSH From Cydia also you can uncheck: Save ALL Available SHSH Step 6: You can change the directory to save the SHSH blobs on the "Desktop" or other place you need to make it easier to find and save files. Step 7: Go to the tab Log, to see the status of the saving process. Step 8: Click Save SHSH. After a few seconds TinyUmbrella will save the file and notify the phrase SHSH SUCCESSFULLY SAVED if successful. Step 9: Now got to the place you chose to save blobs and make sure that the digital certificate on the spot. The file has the extension .shsh. Don't forget that you can use iFaith to save 6.1.3 SHSH blobs as an alternative tool that works great as well. Now you can re-save these blobs in other place as well as email it to your self to have the possibility to downgrade future iOS to the iOS 6.1.3.