ZTE Grand X In Bedienungsanleitung Seite 267

To change calendar views, touch the time shown at the top left
and select the view you prefer.
You can also change to Day view from Month view by touching
any day in the grid.
TIPS:

In Month view, swipe vertically to see earlier months and
later months.

In Week or Day view, swipe horizontally to see earlier
weeks/days and later weeks/days.

When you are viewing earlier or later days, weeks, or
months, touch at the top to quickly switch to today.
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