Inventory > Ad Unitsunits and click on
New ad unitto create a dedicated ad for your progressive web application.
overrideto display Google AdSense settings. Make sure you check “Maximize revenue of unsold and remnant inventory with AdSense” to enable Google AdSense.
Saveand you should see the newly created ad in the next screen.
Generate Tagsbutton from the top right hand side.
Saveand you’re ready to go. Your ads should be displayed in your progressive web application right away. In case you experience delays in serving ads into your apps, that’s probably due to Google AdSense or DoubleClick for Publishers. Allow it 15 minutes and try it again.