Amazon.com: URBAN ARMOR GEAR [UAG] Rugged Exoskeleton Universal Android Tablet Case [Black] with Stand and Pen Holder for 9 & 10-inch Tablets Including Galaxy Tab S3, Tab S2, Tab A, Tab E
Android Pie update for Galaxy Tab S3 and S8 Active may not be too far off - SamMobile
Android Pie w/ One UI rolls out to Samsung Galaxy Tab S3 & Tab A (2017)