Geeksnow 2.8.3 is the one and only jailbreak tool that available for jailbreak ios 7.1. Geeksnow 2.8.3 fixes issues and bugs familiar with latest Geeksnow 2.8.3. This tethered jailbreak is compatible with A4 devices.also if you works with a device that have already jailbroken you don’t want to jailbreak again.
Download Geeksnow 2.8.3 from here
Jailbreak iOS 7.1 with Geeksn0w 2.8.3 for Windows
Before you begin the jailbreak process with Geeksnow 2.8.3 you have to download latest Geeksnow 2.8.3 windows version
Now windows users can follow below step guide
1st step: you will receive Geeksn0w in to a zip folder
2nd step: the enter in to it at run as admin
3rd step: join the iPhone 4 to computer
4th step: click on jailbreak button to begin jailbreak process
5th step: From the pop up window select iPhone 4 model
6th step: click “jailbreak”
7th step: now you will have to convert the phone to DFU mod
For that you have to follw these guides
Click Home and the Power buttons for 10 seconds
While continue holding Home button another 10 seconds Omit Power button only
Now you already convert your iPhone into DFU mode.
8th step: then stay till the iPhone 4’s convert to the balminess mode screen and ensure you will not boot or touch your iPhone’s screen
9th step: Follow step 7 again to put your idevice into DFU mode
10th step: next the jailbreak process will complete. But please be patient till the over of the jailbreak process and the iPhone will restart iPhone 4 when the jailbreak process is working
11th step: now you got Cydia.