Dear all,  I sent my spark to local service centre for warranty claim 2 years back, all was okay because i've been using remote all the while. then 1 day i tried to connect via phone, using wifi connection, i realize the SSID number are diff from the sticker on my drone body, meaning 2 years back they "service centre has replace new motherboard for me with new SSID number and password ( never inform me ), so now i dont have the password with me, and i called service centre they tell me they are no longer authorize service DJI  drone.  pls help me

Hi Casperguy, sorry for the inconvenience caused. Please refer to the tutorial video below to reset the wifi SSID and password, hope this helps. By the way, we apologize that you didn't get help from the call service center, may we know which phone you called and your phone number, please? You may PM me the detailed information, we'll investigate and keep improving to provide better service to you.