Step 1:
Backup your device using iTunes or iCloud.
Turn off Lock Screen passcode and Touch IDSettings > General > Touch ID & Passcode >Turn Passcode Off.
Turn off Find My iPhone as wellSettings > iCloud > Find My iPhone.

Step 2: download TaiG v1.2.0 for Windows.

Step 3: Connect your iPhone, iPad or iPod to your computer via USB Cable.

Step 4: 
  • Open TaiG v1.2.0 downloded from step 2. 
  • Uncheck the 3K Assitant option
  • Click the Green Start button.

TaiG ios 8.1.2
Step 5: 
TaiG will start jailbreak process when its done Your phone will restart and Cydia icon will appear on Homescreen.




Thats All Your iDevice is Jailbroken :) Enjoy