Keeping your Sunplus Box TV 120 updated helps fix bugs, improve streaming performance, and add new features. Before you start, identify your exact device model (look on the bottom sticker: often "SP-BOX-TV120" or similar) – many generic boxes share the "Sunplus 120" name but use different firmware.
Because "Sunplus Box TV 120" is likely a generic receiver:
To update your Sunplus Box TV 120 , you can use the built-in system settings for an automatic over-the-air (OTA) update or manually flash the firmware using a USB drive. As of April 2026
, keeping your device updated ensures better compatibility with streaming services like YouTube and enhanced system stability. Method 1: Automatic Online Update (OTA)
This is the easiest method and requires a stable Wi-Fi or Ethernet connection. Open Settings
: Use your remote to navigate to the gear icon (Settings) in the top-right corner. Select Device Preferences : Scroll down and select Device Preferences Go to About : Click on to see your current system version. Check for Update System Update Download and Install : If an update is available, select . Once the download reaches 100%, select Restart Now to apply the update. Method 2: Manual Update via USB sunplus box tv 120 update
If your box cannot connect to the internet or no OTA update is found, you can update manually. How to perform a software update on your TV | Sony USA
To update using a USB flash drive, proceed as follows: * Go to the Support website. * Type your TV model name in the search box. . How to Update Your MXQ Pro 4K TV Box
The search for a Sunplus Box TV 120 update often leads users to XDA Developers forums and custom ROMs like “LineageOS for Sunplus TV 120” or “ATV Experience ROM.” While these custom updates can offer a cleaner Android TV interface and remove bloatware, we advise caution.
Pros of Custom ROMs:
Cons of Custom ROMs:
Our Recommendation: Only install a custom ROM if you are a technical user with a second device and you accept the risks. For the average user, the official Sunplus Box TV 120 update is safer.
Given the age of the hardware (typically 8-10 years old) and the security risks, the best "update" for a Sunplus Box TV 120 is to replace it.
For $30-$40, a modern device like the Chromecast with Google TV (HD) or ONN 4K Box offers:
Attempting to update a Sunplus Box TV 120 is statistically risky. Because there are hundreds of clone variants, users often experience:
For owners of the Sunplus Box TV 120, keeping the device updated has historically been a challenge. Unlike mainstream devices (Amazon Fire Stick, NVIDIA Shield, or modern Android TV boxes), the Sunplus 120 typically runs on an older SPHE1000 or similar Sunplus chipset. These units were often sold as unbranded "fully loaded" Kodi boxes or basic IPTV receivers. Keeping your Sunplus Box TV 120 updated helps
Here is everything you need to know about updating the firmware on this device.
This advanced method is for when your Sunplus Box TV 120 will not boot past the logo screen.
Requirements:
Steps:
| Issue | Solution | |-------|----------| | “Update not found” | Your box may be a clone or the server is down – try USB method. | | Stuck on boot logo | Unplug for 30 sec, then USB reflash using reset button method. | | Apps crash after update | Clear app cache: Settings → Apps → [App] → Clear Cache. | | Remote not responding | Re‑pair Bluetooth remote or replace batteries. | To update your Sunplus Box TV 120 ,