Mr. Robot 4x6406 Not AcceptableSeason 4 Season 1 10 EpisodesSeason 2 12 EpisodesSeason 3 10 EpisodesSeason 4 9 Episodes 4x1 - 401 Unauthorized 4x2 - 402 Payment Required 4x3 - 403 Forbidden 4x4 - 404 Not Found 4x5 - 405 Method Not Allowed 4x6 - 406 Not Acceptable 4x7 - 407 Proxy Authentication Required 4x8 - 408 Request Timeout 4x9 - 409 Conflict vera tells a tale. darlene gets an xmas surprise. elliot goes rogue.
