About the issue where your game is showing as having deleted DLC's or lost game totally. Go to your Steam app. Go to Steam < Settings < Downloads < Clear Download Cache. This should restart Steam and you should have access to your game & DLCs.
You are currently reviewing the archived bug reports section. To report a new issue, please use the new bug reports section found here: https://forum.deadbydaylight.com/en/categories/bugs
If you are experiencing the Rank Update Error, please click here: https://forum.deadbydaylight.com/en/discussion/125133/