Sunplus Box Tv 120 Update Free [best] Access

Sunplus Box TV 120: How to Get the Latest Firmware Update for Free

In the world of budget-friendly Android TV boxes, the Sunplus Box TV 120 has carved out a niche for itself. Known for its affordability and basic streaming capabilities, it remains a popular choice for users who want to turn any standard television into a smart TV without breaking the bank.

However, like any electronic device, performance can degrade over time. Apps may lag, bugs may appear, or security vulnerabilities might emerge. This is where a free firmware update becomes essential. If you’ve been searching for a way to update your Sunplus Box TV 120 at no cost, you’ve come to the right place.

How to Get the Free Update (Step-by-Step Guide)

Since the Sunplus Box TV 120 is not an official "branded" device like a Fire Stick or NVIDIA Shield, you cannot rely on an over-the-air (OTA) automatic update. You must perform a manual "Local Update."

Step 1: Identify Your Exact Firmware Version

Step 2: Source the Correct Free Firmware

Step 3: Prepare a USB Drive

Step 4: Install the Free Update

  1. Insert the USB drive into the Sunplus Box TV 120.
  2. Navigate to Settings > System > System Update > Local Update.
  3. Select the firmware file from the USB drive.
  4. Confirm the update. The device will reboot and install the new firmware automatically (this takes 5–10 minutes).
  5. Do not power off the device during this process.

Community / third-party free updates

SunPlus Box TV 120 — Free Firmware Update Guide

Warning: Incorrect firmware updates can brick devices. Proceed at your own risk. This guide assumes you accept that risk and that you are updating a SunPlus-based TV box model labeled “120” (consumer Android/TV box with SunPlus SoC). If your model differs, stop and verify model number on the label.

What you’ll need

Step 1 — Identify exact model and current firmware

  1. Power on the box and open Settings → About (or System → About). Note:
    • Model number
    • Build number / firmware version
    • Board/chip info (if shown, look for SunPlus or SPxxxx)
  2. If you can’t boot to system, check the label on the bottom of the device for model, serial, or board ID.

Step 2 — Obtain the correct firmware (free)

  1. Official firmware: Check the manufacturer’s support page first (search by model). Use only firmware that exactly matches your model/board.
  2. If manufacturer files are unavailable, search reputable forums (XDA, FreakTab, or dedicated TV-box forums) for the exact model and SunPlus 1xx/2xx board. Look for posts with verified user feedback and a checksum.
  3. Verify any downloaded firmware:
    • Check MD5/SHA1 if provided.
    • Inspect forum comments for successful flash confirmations. Do NOT use firmware for other models/boards.

Step 3 — Prepare update media Option A — microSD / USB update (most common)

  1. Format the microSD or USB drive to FAT32.
  2. Extract the firmware package. Common filenames: update.img, update.zip, or system.tar.
  3. Rename the firmware file as required by your device’s update method (common names: update.img, sunplus_update.img, upgrade.zip). Check manufacturer instructions or forum thread.
  4. Copy the file to the root directory of the microSD or USB drive.

Option B — USB-to-Serial or USB flashing tool sunplus box tv 120 update free

  1. Some SunPlus devices require a special USB flashing utility on PC or a TTL serial connection—follow the vendor or forum instructions if your device is one of these.

Step 4 — Boot into update mode and flash Method A — SD/USB automatic update

  1. Power off the box and unplug power.
  2. Insert the prepared microSD or USB drive.
  3. While holding the device’s reset button (often a small pinhole; use a paperclip), plug in power.
  4. Keep holding reset until LED/boot messages indicate update (or until device powers through an update sequence).
  5. Wait until update completes (may reboot automatically). Don’t unplug power during flashing.

Method B — Manual recovery menu

  1. Boot into recovery (often via holding reset or a remote-key combination at boot).
  2. In recovery, choose “apply update from external storage” or similar.
  3. Select the firmware file and confirm.
  4. Wait for completion, then reboot.

Method C — PC flashing tool

  1. Run the vendor-provided flasher on PC (or open-source SunPlus flasher if required).
  2. Connect box to PC via USB (or serial) per instructions.
  3. Load firmware image and follow tool prompts to flash.
  4. Wait for successful completion and reboot.

Step 5 — After update

  1. First boot may take several minutes—be patient.
  2. Check Settings → About to confirm the new build/version.
  3. If device becomes unstable: try factory reset in Recovery, then re-flash original firmware if needed.

Troubleshooting (brief)

Safety tips

If you want, tell me the exact model/build string from Settings → About and I’ll give model-specific file names and steps.


Is a Free Update Officially Available?

This is the most common question. Sunplus is primarily a chipset manufacturer (producing the SPHE series of processors), not the direct seller of the "Box TV 120." The box is typically manufactured by third-party OEMs in China. Consequently, over-the-air (OTA) automatic updates are rare.

However, free manual updates are absolutely available—you just need to know where to find the firmware files.

Step 3: Prepare Your Tools

You will need:

1. Rolling ECM Keys (The "C____" Problem)

Satellite TV providers frequently change their encryption keys to prevent unauthorized viewing. If your Sunplus Box 120 uses old software, it cannot recognize the new keys. Consequently, your screen turns black, or you see a message like "Scrambled Channel." A free update patches this handshake.

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