Nexus 7 Driver Install Problems

view story

http://androidforums.com – Hi people.. Last night decided to root my Nexus 7. Downloaded Nexus Root Toolkit v1.6.3 and started with driver installation guide. After approximately 15 attempts, I still can't seem to install the drivers. I get to the very end of the process but when I go to the 'full driver test' it tells me the drivers have failed to install correctly. I've followed every instruction to the letter but to no avail. I'm using windows vista if that makes any difference. I've tried all 3 driver solutions,starting with number 3 as recommended, but still doesn't work. In device manager, the dr (General)