Updating the wrong firmware or interrupting the process will brick the main board (no display, no power-on). Only proceed if you have the exact firmware file for your specific screen model and panel.
Even when following instructions, updates fail. Here are typical issues with a and their solutions. Cvte Msd338 512m Update
You need the MstarUpgrade.bin file specifically designed for your board. Updating the wrong firmware or interrupting the process
Remove the USB drive after reboot (otherwise it may reflash). Perform a factory reset from the OSD menu. Cvte Msd338 512m Update
Apps like YouTube or Netflix crash upon opening. 2. Preparation Before Updating the MSD338 512M