

For Android Nougat or lower version click on Unknown sources and enable that setting.

Or you can do it other way: Let’s say, you have downloaded the Mod APK on Google chrome or firefox browser on your phone. Select the actual app through which you want to install the Roman Empire mod app. – For Android Oreo or later, clicking on Install unknown apps which will take you to a list of apps. – For Android Nougat or lower version click on Unknown sources and enable that setting.

To do that go to Settings and search the word unknown
