Now, you can change the widget's settings so it always shows the next plan for a certain service, even if you aren't scheduled to it, and All Teams in addition to the Teams I Lead option.
How to customize the widget
Tap and hold on the Scheduler widget, and select, "Edit 'Services'"
"Teams I Lead" or "All Teams"
Choose to only see the teams you are a leader of, or all of the teams in the upcoming plan.
Next Plan From
Set the widget to show plans in "My Schedule", or to a specific Service Type in your account.