Use a USB 2.0 or 3.0 stick (smaller capacity, like 4GB or 8GB, is often more reliable than larger drives). Format it to FAT32 .
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Plug the USB stick into the or service USB port (usually indicated in the manual). Use a USB 2
Alternative: Press Menu + 2008 (or similar, like 1147 ) on the remote to enter the service menu. Choose Upgrade -> Software Update . 3. Where to Find New MstarUpgrade.bin Firmware like 4GB or 8GB
The system is unresponsive or constantly crashing.