The typical practice is to have the two C & Y wires connected at the air
handler terminals instead of at the thermostat. But it will work the way
you have it, although unusual. One set of C & Y go to the air handler
board. The other set of C & Y will...
One possible work-around is to change the mode to Heat-Cool. Each mode
has its own schedule so changing to H+C would have no schedule set and
would maintain whatever it was set to. Switch back to Heat mode (or
Cooling mode) to resume your programmed ...
My 3rd Gen Learning shows the internal temp sometimes and sometimes not,
in the Nest app. It always shows the internal temp in the Home app.
There are so many odd discrepancies between the two apps. I'm guessing
it's two different developer teams who...