DISCLAIMER: I will not be held responsible for any loss of data or any damage to your device in the following of this guide. Proceed at your own risk.
1. Download this file and put it on the root of your EXTERNAL SD CARD
2. Reboot into recovery - Shutdown your device completely, press and hold Vol Up + Power button + Home, releasing the power buttons once you see the Samsung GALAXY Note N7000 screen but continue to hold the Vol Up and Power buttons still until you enter recovery
3. Choose apply update from external storage - Touch the screen as if you are using the phone to choose the options
4. Choose CWM.zip and wait until CWM recovery appears -
(From this point on, the volume rockers and power buttons do not work! It is now a Touch interface like how you would normally use the phone)
5. Choose install zip from External SD
6. Select and install SU-Uninstaller-Signed.zip
7. Reboot
You are done and now your device is Unrooted