Old Lumia started getting Windows 10 Mobile updates

To receive updates, Lumia users need to download the UpdateAdvisor application released by Microsoft.
After a long wait, Microsoft office 2016 product key has officially released Windows 10 Mobile for Windows Phone 8.1 devices previously. The software giant has been experimenting for a long time with a series of step-by-step updates over the past several months. From March 18, a series of Windows Phone devices will receive official updates.

Old Lumia users have long waited for a Windows 10 Mobile update

The earliest update devices include the Lumia 430, Lumia 435, Lumia 532, Lumia 535, Lumia 540, Lumia 635 (1 GB of RAM), Lumia 640, Lumia 640 XL, Lumia 735, Lumia 830, and Lumia 930. With the network lock, the release schedule will depend on the network.
Microsoft releases Update Advisor. To check for updates, users need to open the application, open the "Enable Windows 10 product key upgrade" option and click Next. If you receive a notification that the machine is ready to be upgraded, just select Done.
At this point, users can access Settings> Phone Update to receive software update notifications via the OTA protocol.
Windows 10 Mobile brings many new enhancements to legacy devices. Outlook and Office are significantly improved compared to the version on Windows Phone 8.1 product key. However, the biggest change comes from the universal application system. Windows 10 allows developers to write a single application, compatible with both PCs, tablets and smartphones.