Windows 10 Technical Preview for phones gives you a sneak peek at Windows 10 for phones.
Windows 10 Technical Preview build 10061 for phones is here today, but itâ€™s far from being finished. In fact, it’s fairly similar to your current phone (assuming you have Windows Phone 8.1)â€”just a little rougher around the edges, and with a lot more potential to grow. Join the Windows Insider Program to make sure you get all the new features that are on the way. If youâ€™re okay with a moving target and donâ€™t want to miss out on the latest stuff, keep reading. Technical Preview could be just your thing.
This tutorial will show you step by step on how to update your Windows Phone 8.1 to the Windows 10 Technical Preview for phones.