I've got SG3 i747UCDLK3 & recently successfully rooted the stock rom via the Odin3 approach using root66_ATT_I747UCDLK3.tar.md5. I downloaded and installed wifi_tether_v3_3-beta2.apk. (I have SuperSu). The laptop can see and show a successful connection to the SSID and the phone buzzes to...