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== File System Tree ===== App Installation path ===Preinstalled applications are in /system/app folder. User installed applications are in /data/appClick on a folder for details on purpose. # /data/app# /data/app-private# /system/app/# /sdcard/.android_secure (shows .asec files, not .apks) On Samsung phones: /sdcard/external_sd/.android_secure In Android 7.0 and before, after an APK is installed, it will be located in /data/app path. In Android 7.0, the APK file will be installed into the /data/app/<package name>-<num>/ folder, where the <package name> is the package name of the APK, and the num may be 1 or 2. /data/app/com.king.candycrushsaga-1/base.apk == File System Tree == device{{:Afs:Android File System Tree}} | +---acct +---cache +---config +---d +---data | +---[[afs:data-app|app]] +---dev +---efs +---etc +---factory +---lib +---mnt | +---asec | +---extSdCard | +---obb | +---sdcard | +---secure | +---UsbDriveA | +---UsbDriveB | +---UsbDriveC | +---UsbDriveD | +---UsbDriveE | +---UsbDriveF +---preload +---proc +---root +---sbin +---sdcard +---storage +---sys +---system | +---[[afs:system-appapp]] | +---bin | +---cameradata | +---csc | +---etc | +---fonts | +---framework | +---hdic | +---lib | +---media | +---T9DB | +---tts | +---usr | +---vendor | +---vsc | +---wallpaper | +---xbin +---vendor