When you apply zone layout only a number of apps are compatible as follows:
Side Section
Ask a Question
Clock
Currency
Facebook
Facebook Likes
Follow us
Foursquare
Google Alerts
Instagram
Microsoft Teams
News
Noticeboard
RSS Feeds
Slack
Stocks
Tripadvisor
Weather
World Clock
Yelp
Bottom Ticker-Tape
Currency
Google Alerts
Meet The Team
News
Noticeboard
RSS Feeds
Stocks
Transport
Weather
Apps that are not part of this list do not have full support for the sidebar and ticker tape areas at this time.