andrelc Install CoreELEC tutorial:
Flashing with a Programmer: Simply flash the file CoreELEC-Amlogic-ng.arm-9.2.6-Generic.img.
Firmware Flashing (Typically via Batch Programming with a Flasher, No Computer-Based Flashing Required):
Insert the TF/SD card into a card reader, then connect the card reader to a computer’s USB port.
Launch the rufus-3.8.exe application.
The TF/SD card will be listed under the “Device” section in the interface; select the target device for flashing.
Click the “Select” button to import the CoreELEC-Amlogic-ng.arm-9.2.6-Generic.img firmware.
Click the “Start” button, then select “OK” in the pop-up confirmation window to initiate flashing.
The flashing process is complete once the progress bar reaches 100%.