Root razr maxx

Used this recipe and it worked.

http://www.droid-life.com/2013/04/09/root-method-released-for-droid-razr-hd-running-android-4-1-2-other-devices-too/

Now need to get tethering working, but having trouble establishing a wireless connection to the hotspot.

http://code.google.com/p/wifi-tether-treve-mod/downloads/detail?name=wifi_tether_v3_3-pre2.apk

Install was easy. App starts. Laptop can see the hotspot. When I try to connect, it spends a few seconds attempting and then gives up and connects to a known-good wifi instead.