Microsoft is closing down its old Call + SMS app for Windows 10 Mobile users to make way for the new Block and Filter feature. The Call + SMS received one final update today, informing users of its shut down.
Call + SMS for Windows Phone first launched in November 2013 and allowed Lumia device owners users to block unwanted calls and messages. Now those functions has moved over to the Block and Filter feature in Windows 10 Mobile, which is built into the OS,
Thanks to Clayton for the tip!