Based on the specific terminology (s368a1.5), this text appears to be a reference to a specific firmware or software version for a piece of embedded hardware. The naming convention is highly typical of Chinese-manufactured electronics, specifically Android car head units (infotainment systems) or PTZ surveillance cameras.
LED doesn't blink: Try a different USB port or a different USB drive. Some boards are picky about USB 3.0 drives; try an older USB 2.0 one. s368a1.5 software download
Solarized Colors: If the colors look like a thermal camera, change the LVDS Map or TI Mode in the Service Menu. Based on the specific terminology ( s368a1
Do not power off for 2–3 minutes until the update is complete. 4. Sourcing Firmware Automatic gain control (AGC) with 10‑bit to 24‑bit
Insert: Plug the USB into the motherboard's USB port while the TV is powered off.
: Firmware files are often shared by technicians on platforms like or specialized technician groups on Format Your USB Drive