Photo taken from above Loch Coulter in Stirling looking along the Forth estuary with the bridges in the distance. Distance from where the photo was taken to the bridges is around 30 miles.
DJI hasn't made consumer drones with user-selectable Atti Mode for many years.
Atti Mode is what you have when your drone doesn't have GPS reception (and is unable to use the downward-facing sensors to maintain horizontal position).
Atti Mode =...
On a Mini4P Atti is only a mode that it goes into when GPS signal doesn't meet minimum requirements - AFAIK it is not manually selectable using the regular controller / software.
However that should not cause you great problems flying indoors IF...