Update Samsung Galaxy Xcover 4 SM-G390F to Android 8.1.0 Oreo. The Android Oreo firmware for Galaxy Xcover 4 SM-G390F are available for download, for firmware detail you can see it at https://www.sammobile.com/firmwares/SM-G390F/. If you can not download it from the website. You can try download it from alternative webs on updato.com and samsung-firmware.org and no • Read More »