https://www.techradar.com/news/samsung-galaxy-tab-s4-will-have-an-iris-scanner-to-replace-the-fingerprint-sensor > Some were surprised when leaks and rumors began to suggest there wouldn't be a fingerprint scanner on the Samsung Galaxy Tab S4. Surely Samsung needs to include some form of security tech, right? > It's almost certain now that the company will include its Intelligent Scan feature - like on the Samsung Galaxy S9 and Galaxy S9 Plus - using an iris scanner and facial recognition tech at the same time.