• Disable WIFI and plug in an internet cable to your laptop so that your Ubuntu is connect to a wired internet and wireless is disabled.
• Go to Network Icon on top panel -> Edit Connections …, then click the “Add” button in the pop-up window.
• Choose Wi-Fi from the drop-down menu when …

The following steps are needed for Kinect to work properly in Ubuntu 14.04.

• Prerequisites
• OpenNI
• Kinect Sensor Module
• Possible user group tuning

Prerequisites

The necessary packages:

$ sudo apt-get install git build-essential python libusb-1.0-0-dev freeglut3-dev openjdk-7-jdk

Optional:

sudo …

I tried it many times and finally installed CUDA 7.5 on my laptop (Nvidia GeForce 750M) with optimus. It was very tricky but these steps worked for me.

Step 1: Switch to kubuntu.

(Some other linux desktop should also work, e.g. lubuntu, mate) According to this tutorial, both Ubuntu Unity and Gnome3 …