See Past G6 Readings - Dexcom G6 Instructions For Use Manual

3.4 See Past G6 Readings

On the app, to see your graph over 1, 3, 6, 12, and 24 hours (with events), turn your
smart device on its side (for landscape view) and tap the tabs at the top of the
screen.
On the receiver, tap the graph to switch between 1-, 3-, 6-, 12-, and 24-hour views.
Dexcom G6 System • Using Your G6
®
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