Windows 10 Mobile Upgrade Advisor App Download Free ^hot^

As of early 2026, the official Windows 10 Mobile Upgrade Advisor app is through standard channels because the Windows Phone 8.1 Store officially closed in late 2019. While the original app was a free tool designed to bridge the gap between Windows Phone 8.1 and Windows 10 Mobile, Microsoft has since discontinued all official support for these platforms. Status of the Upgrade Advisor App