You could also right click the Template in its current location and opt to
Send to >
Desktop (create shortcut.
Double clicking this shortcut will open the original Template as a new Document.
Should you right click the shortcut and opt for
New, it will also open a new Document.
If you opted for
Open on the r/click, the actual Template opens and if any changes are made, they are in the original Template and not a copy of the original Template.