You can edit any category from Products >> Categories menu of your Shopio Admin Panel.
- Go to your Categories menu and click on the Category that you wish to edit.
- In Edit Category Page, scroll down to the SORT ORDER field. From the drop down list select the Sort Order Type. Your options are: Name (Asc), Name (Desc), Price (Asc), Price (Desc), Newest to Oldest, Oldest to Newest and Custom.
- If you wish to change the sort order by yourself, select "Custom" Sort Order Type from the drop down list.
- Use the "Hold and Drag" or "Move Up" buttons to change your product's sort order manually.
That's all =)