The fix is very easy.
To "re-install" the one touch feature, press and HOLD the open button to open the roof. Then, after it is open, CONTINUE TO HOLD the button down for a good count of 5.
For the one touch close, do the same thing to close. Press and hold the full time, plus a few seconds.
The same is done to re-set your one touch tailgate window functions.
Let me know how that turns out-