Download and Install Samsung Galaxy A8+ Android 9.0 Pie (One UI)
Set up SMS - Samsung Galaxy A8 (2018) - Android 7.1 - Device Guides
Samsung Galaxy A8 (2018) with Android 9 Pie appears online - Gizbot News
Update Galaxy A8 Plus to Android 9 Pie Official | TechBeasts
Samsung Galaxy A8 Star gets a One UI boost with Android Pie update - GSMArena.com news
Samsung now releases Android 9 Foot for Galaxy A8 (2018) and A9 (2018) Samsung has started to release updates for Android 9 Pie on two more smartphones.
Update Galaxy A8 Plus to Android 9 Pie Official | TechBeasts