https://www.theregister.co.uk/2018/08/21/end_of_windows_phone_8_apps/

Microsoft gave the still-twitching corpse of Windows Phone another kick yesterday as it confirmed plans to stop app updates from July 2019.

The former mobile OS slinger said that anyone determined enough to add a new app for Windows Phone 8.x to the Microsoft Store would be out of luck from 31 October 2018.