Windows 10 in S mode works exclusively with apps from the Microsoft Store within Windows and accessories that are compatible with Windows 10 in S mode. A one-way switch out of S mode is available. Learn more at windows.com/SmodeFAQ
3 If you switch out of S mode, you can't switch back into S mode.
4 Windows Hello requires specialized hardware, including fingerprint reader, illuminated IR sensor or other biometric sensors and capable devices.