How to Set Up Android TV Box TX3 Mini — Step by Step

August 29, 2025
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How to Set Up Android TV Box TX3 Mini

Setting up your TX3 Mini Android TV Box is simple and can be done in a few minutes. Follow these steps carefully for a smooth installation.


Step 1: Check Your Equipment

Before starting, make sure you have:

  • TX3 Mini Android TV Box
  • TV turned on
  • HDMI cable (or AV cable if your TV doesn’t have HDMI)
  • Power adapter for the TX3 Mini Box
  • Remote control with fresh batteries

Step 2: Place the TX3 Mini Box

  • Place the box near your TV.
  • Keep space around it for ventilation.
  • Make sure cables can reach the TV and power outlet easily.

Step 3: Connect the Box to TV

Option 1: HDMI (Recommended)

  1. Connect one end of the HDMI cable to the TX3 Mini Box.
  2. Connect the other end to an available HDMI port on your TV.
  3. Remember the HDMI input number (HDMI 1, 2, etc.).

Option 2: AV / Coax Cable (If No HDMI)

  1. Connect the AV or coax cable from the box to the TV.
  2. Set the TV input to the correct channel (usually channel 3 or 4).

Step 4: Connect Power

  1. Plug the power adapter into a wall outlet.
  2. Connect it to the TX3 Mini Box.
  3. Wait for the box to power on completely.

Step 5: Select TV Input

  • Use your TV remote to press Input or Source.
  • Select the HDMI port you connected to (for HDMI setup).
  • For AV, make sure the TV is on the correct channel.

Step 6: Connect to the Internet

  • Wi-Fi: Select your Wi-Fi network and enter the password.
  • Ethernet: Plug a network cable from your router to the box.
  • A stable connection ensures smooth streaming and app usage.

Step 7: Pair the Remote

  • Follow the on-screen instructions to pair the remote if required.
  • Test the remote by changing channels, adjusting volume, and navigating menus.

Step 8: Test the TX3 Mini Box

  • Open apps like YouTube, Netflix, or other streaming services to confirm everything works.
  • Check picture and sound quality.
  • If something does not work, recheck all cable connections and TV input.

Troubleshooting Tips

  • No picture: Make sure the TV input matches HDMI or AV connection.
  • No sound: Check both TV and box volume.
  • Remote not working: Replace batteries and re-pair.
  • Internet issues: Reconnect Wi-Fi or Ethernet and reboot the box.
  • Box frozen: Unplug the power for 10 seconds, then plug back in.

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