: If your TV still responds to USB drives, you can try an "install.img" file. Community-verified versions for models like the Moonx 50K9000 are available on technician forums.
Addressed beacon timeout issues that led to intermittent disconnections on 2.4 GHz and 5 GHz bands. hktrt2861v09 firmware fixed
Copy the install.img file directly to the root directory of the USB drive (do not place it in a folder). Execution: Insert the USB drive into the TV's USB port. Disconnect the TV from power. : If your TV still responds to USB
Then reconfigure your SSID, password, and other essentials from scratch. made on older firmware, as that could reintroduce the fixed issues. hktrt2861v09 firmware fixed