Awful lighting when playing a level

when im working in editor lighting is awsome without any problem but when im pressing play(or something like that i cant remember) everything getting so bright and my lighting getting ruined what i have to do cuz i dont want my lighting get changed what i have to do? (BTW sorry about my bad english )

it might be possible that your camera (when you pressed play or smth) has different exposure settings with what the editor camera uses. By default the editor camera uses automatic exposure, while your custom camera might not. Try checking that.