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Install guide

How to install Smart STB on Fire TV Cube

Installing Smart STB on Fire TV Cube comes down to two parts: getting the app onto the device, then signing in with your IPTV details. The Fire TV Cube runs Fire OS with no IPTV players in its store, so you sideload the app with the free Downloader tool. Smart STB emulates a MAG box, so it signs in with a portal URL and its own MAC address rather than an Xtream or M3U login.

This guide covers both steps for Fire TV Cube, using an OTTV subscription as the example. You'll sign in with a portal URL and the device's MAC address, just like a MAG box.

Install method: Sideload with the Downloader app.

Step 1: get Smart STB onto your Fire TV Cube

  1. 1

    Allow app installs

    On your Fire TV Cube, open Settings → My Fire TV → Developer options and turn on "Install unknown apps" (or "Apps from Unknown Sources") for the Downloader app.

  2. 2

    Install the Downloader app

    From the Fire TV search, find the free Downloader app and install it. This is the tool you'll use to sideload Smart STB.

  3. 3

    Download Smart STB

    Open Downloader and enter the official download URL for Smart STB from the app's own website. Wait for the APK to finish downloading.

  4. 4

    Install and open

    Choose Install, then Open when it finishes. You can delete the APK file afterwards to free up space.

Step 2: sign in with your subscription

  1. 5

    Enter the portal URL

    Smart STB signs in like a MAG box: open its settings and enter the portal (Stalker) URL from OTTV.

  2. 6

    Share your MAC address

    Smart STB shows a device MAC address. Your provider may need to whitelist it before the portal will connect.

  3. 7

    Reload the portal

    Save and reload; your channels and guide appear once the MAC is authorised.

Don't have login details yet? An OTTV free trial gives you a working Xtream Codes and M3U login to test on your Fire TV Cube before you commit. See the Set up IPTV on Fire TV Cube guide or the Smart STB full guide for more detail.

Common problems on Fire TV Cube

If Smart STBinstalls but something isn't right, these are the issues most likely to affect this setup — each links to a full fix.

How Smart STB connects

Frequently asked.

Is Smart STB free on Fire TV Cube?
The Smart STB app is free to install on Fire TV Cube. You still need an active IPTV subscription to sign in and watch — a few players also charge a one-time fee to unlock extras like recording.
Which login details do I need for Smart STB?
Smart STB connects like a MAG box, using a portal (Stalker) URL and the device's MAC address rather than an Xtream or M3U login.
Will the TV guide work in Smart STB on Fire TV Cube?
Yes — once your playlist loads, Smart STB fills in the EPG for channels your subscription provides guide data for. A blank guide is usually the EPG source or a player setting rather than the Fire TV Cube itself.

Try Smart STB on your Fire TV Cube.

The same login works across every app and device, so you can set up Smart STB on your Fire TV Cube and watch on your other screens too. Start with an OTTV free trial and test it before you pay.

Try the real IPTV service before you pay.

Start a 24-hour trial on your own device with live TV, sports, VOD and EPG on your package. If it holds up on your connection and your screen, pick a plan. If not, walk away — no card, no auto-renewal.