Medal of Valor achievement

Avatar image for b1g57uph
#1 Posted by b1g57uph (25 posts) -
The description on the achievement is to "Complete 1 Mass Effect Playthrough on the Insanity difficulty setting. Do not change the setting." Can i change the setting when i fight Saren and play a new game plus on insanity and get the achievement or do i have to create a whole new character.