: Ensure the firmware version exactly matches your hardware revision; using the wrong file can "brick" the device.

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

: Only download files from DEXP Support or trusted community forums like 4PDA (common for DEXP users) to avoid malware.

: 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.

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

Select and choose the firmware file on your drive.