You can download the firmware for the 1024x768 resolution from several community-driven software repositories. This firmware is typically used to recover or update LED/LCD TV mainboards. Download Sources
: You can find the specific T.VST59.P67_General_1024x768_Normal.rar archive on this file-sharing platform. Download VST59 P67 General 1024 768 6bit rar
Power on the TV. The indicator light (usually red/blue) should blink rapidly, indicating the update is in progress. You can download the firmware for the 1024x768