Release the button once the "Software Upgrading" progress bar appears on the screen.
This download contains the (rar format). File Name: CV338H_A50_1920x1080_USB_Tested_part01.rar Installation Instructions (USB Method)
Do not power off the TV during the update process, as this can permanently brick the motherboard. Download Link [Insert Your Link Here] Download CV338H A50 1920x1080 USB Tested part01 rar
You can often change the resolution or boot logo via the Service Menu by pressing Input + 2580 on your remote.
If your Smart LED TV is stuck on the logo, restart-looping, or showing the "Android process has stopped" error, a firmware refresh is likely needed. This tested software specifically supports the mainboard with a Full HD (1920x1080) panel resolution. Mainboard Specifications Model: CV338H-A50 (Smart Android 3-in-1 Board) Resolution: 1920 x 1080 (Full HD) Operating System: Android Memory: Typically 512MB/1GB RAM Release the button once the "Software Upgrading" progress
Commonly used in brands like Lloyd, Croma, and various Chinese LED TVs. What’s Included
Use a FAT32-formatted USB drive (8GB or 16GB recommended). Extract: Download and extract all parts of the rar file. Download Link [Insert Your Link Here] You can
Place the firmware file (often allupgrade_338_xxx.bin or similar) into the root directory of the USB—do not put it inside any folder. Update: Power off the TV. Insert the USB drive into the TV's USB port.