Do not use the old APK from 2014. Instead, download a (look for versions labeled igo_primowin_9.18.27.687519 or similar). Enable "Install from unknown sources" in your Android settings.
: A vibrant community developed "skins" (such as the popular Pongo skin igo primo 2.4 android
On Android 10 and above, Google changed how the OS handles legacy storage access. The original IGO Primo 2.4 APK may open to a black screen. To fix this, you need a that has been patched for Scoped Storage. Many forums (like XDA Developers or GPSPower) host these patched versions. Do not use the old APK from 2014