How to install:
You need to copy the DeadByDaylight-Win64-Shipping.exe to steamapps\common\Dead by Daylight\DeadByDaylight\Binaries\Win64
And do the other things which is in this thread: https://www.mpgh.net/forum/showthread.php?t=1301975
After you finished the savefile hack you need to restore the DeadByDaylight-Win64-Shipping.exe with the newest one!