Hi, guys , when i setting all my setting for shooting raw video in my 5d2,after a day ,I did not move or change anything but the setting would changed ,directly shooting mov ,why ? How could I fix this .
Sorry, but your questions don't make it easy to answer. See https://www.chiark.greenend.org.uk/~sgtatham/bugs.html
Which settings seems to have been switched and what are the settings before and after?
Which steps do you have to do (in detail!) to make it work after the incident occurs?