Ensure your TV panel is actually 1366x768 . Installing 1920x1080 firmware on a 768p screen can cause a "No Display" or "Jumping Screen" issue.
You must have all pieces (Part 1, 2, 3, and 4) in the same folder on your computer.
Press and hold the Power Button on the TV panel (not the remote). Power On: While holding the button, plug the TV back in. Download CV338H A42 1366x768 Avion India part4 rar
You should see a file named something like allupgrade_v338_4G_1G_30.bin or similar. Step 2: Preparing the USB Drive Use a high-quality USB 2.0 drive (8GB or 16GB is best). Format the drive to FAT32 .
The standby light should start blinking rapidly, or a "Software Upgrading" bar will appear on the screen. Ensure your TV panel is actually 1366x768
Once it reaches 100%, the TV will restart. Do not remove the USB or turn off the power until it finishes. Important Tips
The is a popular universal Android motherboard used in many 32-inch and 40-inch Smart TVs in India, including brands like Avion. Below is a guide on how to handle the "part4.rar" download and the installation process. Quick Specifications Main Board: CV338H-A42 Resolution Support: 1366x768 (HD Ready) OS: Android Connectivity: Built-in WiFi, HDMI 1.4b, USB Step 1: Downloading and Extracting the Files Press and hold the Power Button on the
After a fresh install, you might need to re-pair your remote or change the logo in the Service Menu (Source + 2580).