Because these are community-contributed "dumps" (backups of the SPI flash memory), they are hosted on technical repair sites rather than official Toshiba support pages.
: While this link is for the 43" version, the chassis is the same (MSD3463-T8C1), which may be compatible if the panel type matches. 2. Prepare the File Download MSD3463 T8C1 Toshiba 39S2750EV Backup Dump rar
: Improper flashing can permanently "brick" the main board. Always verify your power supply voltages before assuming the firmware is the issue. the chassis is the same (MSD3463-T8C1)