Open the Play Store on your Shield.
Search for a player like IPTV Smarters Pro and install it — done.

In the Play Store, search "Downloader".
Install the free app.

Go to Settings → Device Preferences → Security & restrictions.
Open Unknown sources and turn Downloader ON.

Open Downloader and type the code : 224877 on the app below.
Press Go, let it download, then press Install.

IBO, Bob and Hot lock to your device.
Open the app, then tap it below for the activation steps.