Use APKPure App
Get OfflineMaps old version APK for Android
한 번 다운로드합니다. 어디서든 사용합니다.
Download maps from geofabrik:
http://download.geofabrik.de
Maps have the extension [.osm.bz2]
Extract your map into the folder:
sdcard/Android/data/com.khawarezm.offlinemaps/map.osm
In Android settings, grant OfflineMaps the permissions to access location and storage
Restart OfflineMaps so that it starts reading the [.osm] file; this may take some time depending on the size of the map.