Upgrading your Sunplus device to the latest 1.20 version provides several technical and functional improvements:
A: Your internet may be unstable. Use a wired Ethernet connection. Alternatively, download the full firmware file and use the USB method (Method 2). sunplus box tv 120 update
If OTA fails, or if you downloaded the firmware file from a website, use this method. Upgrading your Sunplus device to the latest 1