(usually named allupgrade_...pkg or MstarUpgrade.bin ) to the root directory of the USB. Insert the USB into the TV while it is unplugged.
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on the TV panel and plug it in. Keep holding until the upgrade progress bar appears on the screen. (usually named allupgrade_
Because this is specialized hardware firmware, it is primarily hosted on technician forums and specialized file-sharing channels rather than official consumer websites: Download RT2968P61 1920x1080 Revolution Galaxy part01 rar
mainboard . This firmware is typically required to fix "stuck on logo" issues, boot loops, or software glitches on 40-inch Full HD LED TVs. Where to Find the Download