Generate and sign the application: 2) Generate and sign the application with your own key and password: · 3). Create a new project. To continue from the previous step: · Click next. When I click “Yes” this will make the APK, the sign this APK and then generate a signature and signature file. After this will take around 5 minutes. What happens during the generated APK file signing? — DA Developers Step 0) Select the “Generate an APK file” button on the left. Step 1) Click on “Your Profile...” → Browse for the APK file. Step 2) You will be asked to select the location to save the APK file. Step 3) Click on “Save” → When you're done the file will be saved on your device. It is located at the following location: Where did the APK file come from? It was signed by Google/Android.