A. Close the app completely and restart it. On iPhone, double-click the home button (or swipe up from the bottom on newer models) to see all open apps, then swipe up on Bird Land to close it. Reopen the app after a few seconds.
B. Check for updates in the App Store. Go to the App Store, tap on your profile icon, and scroll down to see if Bird Land has an available update. Install it if there is one.