How To Jailbreak iOS 7.1 One Click Method Tethered with GeekSn0w For iPhone 4

iPhone 4 Models
http://support.apple.com/kb/ht3939

1. Download and install, both, .NetFrameWork and Java JDK Tool x86 (32 Bit) even if you have a 64 Bit computer (that's only if you don't have them installed already.)
2. Turn off Antivirus system and firewall, or your computer will delete the required files to continue the process, once you're done you can simply go into computer/uninstall programs and uninstall this program (if not your antivirus will.)
3. Download, install GeekSn0w v2.8 (Updated) and open (wait 5 seconds and click skip ad at the upper right hand corner.)
4. Click Jailbreak, choose your device model, and put your device in DFU mode
5. Now click jailbreak once again.
6. Wait until ssh_rd tool is done (when you see Successful in GREEN letters)
7. Your device will reboot and look like its in restore mode.
8. Give it some time to mount the system files and upload the Jailbreak Data.
9. Once its done you you'll see your device in recovery mode
10. Wait till GeekSn0w prompts you to put your device into DFU mode and wait will it boots up with OpenSn0w (this will take some time, be patient)
11. You'll see what must people call the "Matrix Screen" 
12. Now put your device into DFU mode once again.
13. This time when your device turns on, scroll to the side, and you'll see Cydia!
14. After you open Cydia for the first time your device will respring, no worries that is Cydia preparing the file system in the background.
15. Enjoy!!

Video Tutorial