HOW TO ROOT KNIGHT 2 & IQ X PRO 3.
I'm not responsible if anything happen to your device.
REQUIRMENTS:
1. A PC WITH FASTBOOT AND ADB INSTALLED.
2. KNIGHT 2 PHONE WITH WORKING DATA CABLE.
3. TWRP RECOVERY IMAGES
4. SUPER SU ZIP.
5. OF COURSE PRESENCE OF MIND.
DOWNLOADS:
STEPS(ALL STEPS MUST BE FOLLOWED ACCORDINGLY):
1.Download and extract adb and fastboot.
2. Copy suraj.img(twrp recovery) in your adb and fastboot folder.
3. Copy super su zip into your internal storage of device.
4. Now power off your phone and boot into fastboot mode(by holding power+volume down button).
5. Connect your phone through usb cable to your pc.
6. Open adb and fastboot folder and click on start.cmd.
7. Then for assuring that your device is connected to fastboot, type "fastboot devices" and then press enter. If you found your device listed then carry on with next step otherwise check your data cable and device until you get your device listed.
8. Now type " fastboot oem unlock" and hit enter.
9. Now type " fastboot boot suraj.img" and hit enter. Since recovery size is too big to be flashed so you can only boot for first time.For making twrp permanently read this page.
10. After that your device will boot into twrp recovery then flash super su zip and reboot.
Your device is rooted.
Enjoy.
For flashing twrp permanently to your device follow this page.
Credits:
Twrp officials
Suraj_B