Above all, you can close the application while continuing to earn Pi coin
Go to your app store or play store and download Pi Network now create an account and use my code Baumig500  because its a private app is in beta the only way to have the app is to have a invitaiton code
Now you must think about activating a mining session every 24 hour
the Pi will have a market value in 2 months so try to have as much as possibles