Other

If set, after starting workout and switching to watch face, basic workout statistics would be presented in 2 below clock lines: workout total time, distance, pace & heart rate.
This option works for non-OLED displays.

If set all unit symbols (C/F mph/kmh, etc.) would not be presented preserving space for another alerts, fields.

This is remembered last set GPS location. Instead of changing it you should go outside and start aby workout (e.g. running) waiting for GPS position. Last set position is presented here.