Windows 10 Mobile Build 10549 only supports upgrade from Windows Phone 8.1 Microsoft has released a new Windows 10 Mobile build (10549) to Insiders on the fast ring with a couple of new features and lots of improvements. If you are running Windows 10 Mobile Build 10536 and not seeing any new builds on Windows Update — ...
Source: WindowsPhonehub
Read Full post here [Important] Windows 10 Mobile Build 10549 only supports upgrade from Windows Phone 8.1 or Visit WindowsPhonehub.
