How to Root Samsung Galaxy S2 / S II T989 T-Mobile! [Windows]

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Rooting your phone is a great benefit because it gives you so much more access to your phone. Lets start off by disusing what root it and what it does. Root is the process of modifying the operating system on your device and giving you complete control over it. Rooting your phone will let you do many things like giving you full access to your phone, lets you use special programs (Titanium Backup, SetCPU, Root Explorer, ect) , backup and restore your phone system, and much more!

 This will delete EVERYTHING on your internal SD card. Not external SD card

Download / Install Samsung Kies if you don't already have it you can get it: Here

1. First we will enter in "Download Mode". Hold down the volume up, volume down, and power button all at the same time. When you feel vibration let go of the power button, but keep holding on to the volume up and down button.

 2. When you see a yellow warning triangle you can let go of all the buttons and press the volume up button to continue into "Download Mode"

 3. Set your phone aside

 4. Download the root zip files here:
--> Download tmobilegalaxys2root.zip
-->
5. Make sure only reboot is checked mark (located under the yellow bar)

6. Click on PDA and find the file named: recovery-cmw-hercules.tar ( this was included in the tmobilegalaxys2root.zip file)

 7. Click start and wait until your phone finished rebooting

 8. Congratulation you just got Clock Work Mod Recovery installed on your phone, but were not done.

 9. Transfer the file: su-3.0.5-efgh-signed.zip to your external SD card. 

10. Now were going to enter into Clock Work Mod Recovery Mode

 11. Unplug your phone via microUSB

 12. Hold down the volume up, volume down, and power button all at the same time. When you feel a vibration let go of the power button, but keep holding onto the volume up and down button.

 13. When you see a blue screen you can let go of all the buttons.

 14. Navigate using the volume up and down button and select items using the power button.

 15. Go down to "install zip from SD card'

 16. Select "choose zip from SD card"

 17. Find the file named: su-3.0.5-efgh-signed.zip and select it

 18. Go down to yes and wait until it's complete

19. When it finishes and says " Install from sdcard complete" then you can "Go Back" and select "Reboot System Now".

20. If it says "Aborted" keep installing until it says "Install from sdcard complete" it will take 2-5 tries until you get that message.

 21. After you device finishes rebooting you just rooted your device! Congratulations! You should now have Superuser access.
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