The file is a compressed firmware package (RAR) used for flashing or updating the mainboard of specific smart TV models. MS35535-ZC01-01 , a common mainboard used in budget-friendly smart TVs.
Ensure the filename is exactly what the board expects (often Msd6A628_R180.BIN or similar, depending on the specific board version). Download L40B8550 MS35535 ZC01 rar
Incorrect firmware can "brick" the device. It is critical to match the panel resolution and board number (ZC01-01 vs ZC01-02) exactly. The file is a compressed firmware package (RAR)