With this tutorial, I will illustrate the creation of an ESP , without using CK
Required : SSEdit/Xedit
The first thing to do is , go to Skyrim data , choose an ESP , right click/copy, paste, and rename as you want (activate ESP).
Open XEdit , right click/select none, and open our copy ( in the example it is named test) Clean up ESP, leaving only Skyrim and Update masters , right click on ESP and select ADD ARMA-ADDON
Select the string yo