The file is a firmware update package typically used for dashcams or security cameras, often those powered by SigmaStar or similar chipsets. 1. Extract the Archive

: Turn the camera on. Most devices will recognize the file and the screen will stay black or flash a LED for 30–60 seconds. Do not turn it off during this time.

Copy the extracted .bin file (not the .rar file itself) directly to the of the SD card. Do not put it inside any folders (like DCIM). 4. Perform the Update Power Off : Ensure the camera is completely off.

: High-end dashcams often prefer cards 32GB or smaller for updates, formatted to FAT32 .