Turn on the power. The TV's indicator light should blink rapidly, signaling the update is in progress. during this time. Once the blinking stops, remove the USB and restart the TV. Common Sources for Download
: The "Multi-Res" firmware supports multiple resolutions like 1920x1080 , 1366x768 , and 1280x1024 out of the box. Download S368A1 Multi Res USB BOOT part01 rar
Dip Electronics LAB (provides board specs and occasionally software support). Turn on the power
: 1GB RAM, 8GB Storage, built-in Wi-Fi, and Bluetooth. Download S368A1 Multi Res USB BOOT part01 rar
This firmware is typically shared by technical communities and repair labs rather than official manufacturer sites. You can often find download links in the descriptions of technical guides on platforms like: Kazmi Elecom (well-known for S368A1 software updates).