: Release the button once you see "Updating firmware..." or a progress bar on your TV screen.
Copy the downloaded 1.20 firmware file (usually ending in a .bin extension) directly to the root directory of the USB drive. Do not put it inside a folder. Sunplus Box Tv 1.20 Update
Below is a comprehensive breakdown of everything new in version 1.20, how to safely install it, and how to troubleshoot common post-update issues. Key Feature Upgrades in Version 1.20 1. Enhanced IPTV and Streaming Stability : Release the button once you see "Updating firmware
Because version 1.20 is often distributed as custom firmware by independent enthusiasts, it is not officially supported by Sunplus. Installing it carries the risk of "bricking" the device if the process is interrupted or if the firmware is incompatible with your specific hardware revision. It is highly recommended to verify the exact model of your Sunplus box before proceeding with any manual installation. Below is a comprehensive breakdown of everything new
: Obtain the firmware file (typically named sunplus_box_tv_1_20.bin ) and save it to a formatted USB flash drive.
: Resolves lingering lip-sync delays on high-definition (HD) channels.
If your box supports Over-the-Air (OTA) updates, you can check for the 1.20 version through the system menu: Navigate to using your remote. Go to Device Preferences (or About ). Select System Update .