It`s a good idea to hook a battery to the OBD2 or the battery terminal themselves to keep computere settings stable during a change. Clean the the cars battery terminals with a wire brush or sandpaper before connecting up the new battery . Nothing difficult here and it don`t take long to change out.
On a 15 Corolla it is a very simple and cheap thing to do yourself. I changed mine on my 14 at around 60k . I would go ahead and change them to see if it made any difference in that idle issue. If no change then maybe something else needs attention.
The super tech has noticeable rubber on top and bottom of the filter while the stock Toyota filter does not. I was wondering if this is good or bad? It would seam like that would block more oil from escaping the filter and clean better.