To download the firmware for the 1440x900 resolution, you can access specialized firmware repositories and community boards for LED/LCD TVs. This board is a universal controller often used for display conversions.
Plug the USB into the TV board and power it on; the indicator light should blink during the update process. Download ITV V59 031 1440X900 USB rar
Copy the .bin file (extracted from the .rar ) to the root directory. To download the firmware for the 1440x900 resolution,
You can find the software and firmware updates through the following sources: Download ITV V59 031 1440X900 USB rar
This community provides various universal board firmware, including the ITV V59 031 update which supports resolutions up to 1920x1200.