ذَٰلِكَ بِأَنَّهُمْ كَرِهُوا۟ مَآ أَنزَلَ ٱللَّهُ فَأَحْبَطَ أَعْمَـٰلَهُمْ ٩
That is because they disliked what Allāh revealed, so He rendered worthless their deeds.
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.