Do this even if the update completed successfully. Hold the VOL DOWN + VOL UP buttons on the soundbar for 7 seconds until “RESET” appears.
A small subset of users (approximately 6%) noted that the first boot after update took over 3 minutes—this is normal as the DSP coefficients are recalibrated.
: Flashing will wipe all internal storage. Save your configurations to an external drive. lgenx9 firmware fixed
before the monitor actually blanks out for the final 5-minute flashing process. Critical Tip
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Navigate to the or Factory Reset option.
If you are running into any issues with or specific cellular carriers. : Flashing will wipe all internal storage
You need a reliable USB 2.0 or USB 3.0 flash drive. It must be formatted to or NTFS depending on the specific model requirements (FAT32 is highly recommended for safety). Ensure the drive has at least 4GB of free space and contains no other files. 2. Locate the Exact Model Number