Windows Phone 8.1 comes with the necessary tools for the job, and you can use this guide to create a backup of everything on your phone. (Note that Windows Phone devices with 512MB of RAM won’t be getting Windows 10 Mobile) Make a Windows Phone 8.1 backupīefore you upgrade to Windows 10 Mobile, you have to make sure to do a full backup of all your accounts, apps, settings, and files. The first thing you need to do is make sure your phone is in the list of supported phones: Lumia 1520, Lumia 930, Lumia 640, Lumia 640XL, Lumia 730, Lumia 735, Lumia 830, Lumia 532, Lumia 535, Lumia 540, Lumia 635 (1GB), Lumia 636 (1GB), Lumia 638 (1GB), Lumia 430, Lumia 435, BLU Win HD w510u, BLU Win HD LTE x150q, MCJ Madosma Q501. How to upgrade to Windows 10 Mobile List of supported Windows Phone devices It’s worth pointing out that while the mobile version of Windows 10 is available starting March 17, 2016, not everyone will receive the upgrade at once. Microsoft is proactively working with manufacturers and mobile operators to make the operating system available on supported phones as soon as possible. In this guide, you’ll learn the steps to backup all the data from your phone, the minimum requirements, which devices are supported, and how to upgrade your Windows Phone 8.1 device to Windows 10 Mobile. Windows 10 Mobile is officially available for Windows Phone 8.1 handsets. The new version of the mobile operating system is available for existing handsets, but on select supported devices, and there are a few requirements you need to be aware of before upgrading.

Install windows 10 on lumia 635