Windows 10 Mobile is being made available to supported smartphones running Windows Phone 8.1. Phones and devices that can upgrade to Windows 10: Lumia Icon, 1520, 930, 640, 640XL, 730, 735, 830, 532, 535, 540, 635 1GB, 636 1GB, 638 1GB, 430, 435, BLU Win HD w510u, BLU Win HD LTE x150q, MCJ Madosma Q5011.
Have one of the phones mentioned above? Get the Windows 10 Upgrade Advisor app - available free in the Microsoft Store - to easily check for upgrade availability and prepare your phone to install the upgrade.
Access your content from anywhere⁴
Windows 10 Mobile comes with built-in Office apps and OneDrive cloud storage that make it easy to access your files on your PC and phone.
Great apps at your fingertips
Enjoy great built-in apps for music, video, photos and more2 – plus a one-stop shop for all apps, games, music and more with the new Store in Windows 10.
Free personal assistance
Cortana3, your truly personal digital assistant, provides help with directions, reminders, and other everyday tasks across all of your Windows 10 devices.LEARN MORE
1 The availability of Windows 10 Mobile as an upgrade for existing Windows Phone 8.1 devices will vary by device manufacturer, device model, country or region, mobile operator or service provider, hardware limitations, and other factors. 1.4 GB or greater download required. Wi-Fi internet connection is required to download and install the upgrade; internet access fees may apply. To check for compatibility and other important installation info, see Windows 10 Specifications page.
2 App and content availability and experience may vary by region and device.
3 Cortana available in select markets at launch; experience may vary by region and device.
4 Features may vary by device. Microsoft account, Wi-Fi or data network connection required for some features; internet access fees apply.