Force close, then re-launch the app

Android

Step 1: Open the settings menu.

Step 2: Select the “apps” or “apps & notifications” option.

Step 3: You may need to select “see all apps” to view all opened applications.

Step 4: Tap the application you wish to force close.

Step 5: Choose the “force stop” option.

Step 6: Confirm your decision by selecting OK.

iOS

Step 1: To quit the app, open the app switcher, swipe right to find the app, then swipe up on the app.

Step 2: To reopen the app, go to the home screen (or app library), then tap the app.