Three quick readings a day — tap in the numbers.
Shaded band is the in-range zone.
Average reading and how many were in range.
Tap any day to edit or remove it.
These are the defaults from her sheet. Set each one to whatever her doctor has advised — the colours follow these numbers.
Saved on this phone automatically — add it to your home screen to use it like an app. A simple record, not medical advice; please keep sharing these readings with her doctor, especially any that come up high.