Articles in this category App closes with "Country error" If your app closes with unsupported country error that means either you are using emulator or your d... How to obtain SHA1 and SHA256 fingerprints? Start command prompt Locate your JDK bin directory and change path to that directory by cd command. ... How to create release keystore (*.jks) file? ⇒ Open Android Studio ⇒ Go to Build → Generate Signed Bundle / APK... ⇒ Cli Do you offer full setup service? We do offer full-setup service. Our full-setup package includes: Changing package name How much you charge to integrate new ad network? 18 ad networks already pre-intregrated. If your desired ad network hasn't listed yet then integratio...