it doesn't work

[wy19901227]

why the today can not read the number I set

[baby518]

me too

[edwardtoday]

The widget always shows 0 on my simulator.

[edwardtoday]

Got it.
I only changed app group name in target capabilities tab.
Make sure you are using the same App Group name in ViewController.m:20 and TodayViewController.m:59 as what you set in target capabilities tab and try again.