If you bought the MK908 from an authorized dealer of your geographic area , you should be able to just call Autel support of your geographic area and deal with someone that speaks your language and have them remote into your MK908 through the Quick support app and do what needs to be done.
Be aware that the message you see on the screen mentioning Ondoscope update is probably Chinglish for Endoscope and probably pertains to the USB Sewer Camera App, and not the Maxi Scope Oscilloscope:-))