Download Odin3 v3.09 and unzip the.Here
Download the TWRP Recovery files and copy it to your.Here
Also download the latest SuperSU flashable zip package and copy it to your.Here
1.Make sure you have already copied UPDATE-SuperSU-v2.xx.zip file to your device.
2.Open the Odin folder and launch Odin.
3.Turn off your tab and boot it into the Download mode by pressing the Volume Down + Home + Power buttons at the same time for 2-3 seconds. When you see the warning screen with yellow exclamation sign, press the Volume Up key to boot into the Download Mode.
4.Connect your device to your computer using a USB cable.
5.Click the AP button and select T211.TWRP.18.104.22.168.KK.tar.md5 file.
6.Then click the Start button
7.When TWRP recovery is installed, you will see PASS! or RESET! message on Odin.
8.Now turn off your tab by Power button.
9.Now boot the device into Recovery Mode: press and hold the Volume Up + Home + Power buttons
together till the screen turns up you see the Samsung logo, and then release the Power button but keep the Volume and Home button pressed until you see the TWRP menu.
10.Tap the Install button, navigate to UPDATE-SuperSU.zip file and select it.Then slide the confirmation slider button to flash SuperSU
11.Finally, its time to reboot your device by selecting Reboot> System option.
Warning: any kind of damage or lose occured to your device before or after the rooting process. Proceed at your own risk.