Galaxy S9 and S9 + will be presented on February 25 at the MWC 2018, which will be held in Barcelona. Every day there is more and more interesting information about new items.
Developers studied the application settings Samsung and found there mention of the previously unknown technology "Intelligent Scan". It was not in beta versions of Android Oreo for Galaxy S8 / S8 + and in any other software company. According to the description, this is "a combination of the retina scanner and facial recognition technology to achieve better results in poor lighting."
According to rumors, "Intelligent Scan" will be presented together with Galaxy S9, then it, possibly, will appear in the following models of the company.