Just follow the process below and you will be good to go - Click on the download button and to start your download from the website. You have to check the allowed installation of applications from unknown sources from settings. To do this, go to the settings of your phone and search for unknown sources. Once you are there check the box for “Unknown Sources” Open the notification bar and then tap on the apk file that you have just downloaded. If you can't find the notification, just go to the file manager of your phone and search for Among Us. Click on the apk file and then tap on the install button. Once the game is installed press done or open it to start playing the latest game right away.