Hello STEP team and Comunity . i have fix-able but anoying issue whe cleaning Skirim offical DLC with TES5 Edit. i use mod-orginizer to activate and use TES5 Edit though im not as certan it is the problem. While using TES5 Edit click de-select all,chose the mod to clean, it Registers Everying. I Click the mod, filter-it, removes from master file and i un-delete the changes. Close the widow get the pop-up saving the changes and the mod is backed up. when first used it in a long time my Verry basic unmanaged DLC was missing allbut the hi-rz dlc iand wn i checked the overwrite flide the TES4 backups wre there ( no surprise) but what shocked me was a ESM. i think put it back in my skyin data folder. but im nou sure since this contadicts few steps whe followin you directions. If anybody is having the same issue please shre your experince & wisdom so this problem can be addresed one way or another.