Windows 10 Mobile official release date was November 16, shows the lifecycle documentation. Now, Microsoft is planning to release Windows 10 Mobile as an OTA update to eligible Windows Phone 8.1 devices. This should begin around 2nd-3rd week of December. If you are wondering what changes you will see with Windows 10 Mobile you need to read our massive changelog.
Now there are certain devices that will get Windows 10 Mobile update before others. Microsoft has confirmed the first list of devices receiving Windows 10 Mobile update, when it comes to Lumias.
While we’re working hard to make Windows 10 available for other Lumia devices, the following is a first list of Lumia smartphones that will receive a free upgrade when available: Lumia 430, Lumia 435, Lumia 532, Lumia 535, Lumia 540, Lumia 635 (1 GB RAM), Lumia 640, Lumia 640 XL, Lumia 735, Lumia 830, and Lumia 930. Features may vary by device. 8 GB of internal memory required.
There are certain things you should know before updating to Windows 10 Mobile. Read below to know what are the requirements for updating to Windows 10 Mobile and “How To prepare for Windows 10 Mobile update”.