New Windows 10 TP build adds Windows Phone Action Center

Builds progress through a series of tester "rings," the first three of which are made up of internal Microsoft employees. The fourth ring is the "fast" group of the Windows Insider Program testers, and the fifth is the "slow" group.

Juan Carlos Perez covers enterprise communication/collaboration suites, operating systems, browsers and general technology breaking news for The IDG News Service. Follow Juan on TwitterTwitter at @JuanCPerezIDG. Alles zu Twitter auf CIO.de