Not to mention, new models of old Windows phones like Nokia Lumia will come with the OS preinstalled.
But the updation to Windows 10 for the older phones might be tricky.
Since it is not clear which phones will be eligible and which will not be.
This utility will help users in knowing stuff about update.
It is being called Upgrade Advisor and is in its beta version.
It can also help free up space on your phone so youre ready for the upgrade.
See windows.com/mobilespecs for more information.
Accept the recommendations, or change which files you want to move.
you’re able to also delete some files, if you want.
source: www.techworm.net