One question about the permitted Items

I honestly have No idea If I’m blind or not, But I kind of lost where the permitted item slot setting is at while looking at the menus, Does anyone know where to find it?

When i get on plz show me and add me im most likely to be on so show me what you mean and i will fix whatever problem you have

i too no have idea mean :V

now i have,this is in unit,in the slots of unit,have backpack and slot,click on unit and in general,u can see