Install-Unknown-Apps Settings and Joy APK Game: A Guide for Low-Storage Android Phones

https://mobileapkcircle.wordcanopy.com/posts/what-experienced-android-users-look-for-when-assessing-app-cache-management-on-modjoy

Install-unknown-apps settings control which sources, such as a browser or file manager, may start an APK installation. On a phone with little free space, every download and update needs a little more planning