: Download the compressed file (e.g., DEXP_9879P_firmware.rar ). Use a utility like WinRAR or 7-Zip to extract the .bin or .img firmware file.

Do you have the of your device to help narrow down the exact firmware revision?

, you typically need to obtain the correct .rar or .zip file from the official manufacturer's portal or a verified firmware repository.

Select and choose the firmware file on your drive.

: Confirm the update. Do not power off the device during this process, as it could cause permanent damage. The box will typically restart automatically once finished.

: Visit the manufacturer's support page to find the specific firmware for the DEXP 9879P