Q. How do I change the sort order in the citation?

Do like this:

1. In EndNote, go to the Edit menu > Output styles > Edit ”SLU_Avhandling_Endnote_vX”.
2. In the SLU_Avhandling_Endnote_vX window, expand the list under Citations by clicking the plus/triangle. Click Sort Order and then the word Other…
3. Change the sort order for Year to A<->Z.
4. Click OK.
5. Save the change (Ctrl+S in Windows, Cmd+S in Mac OS).