Originally Posted by
Windows Central Question It sad but I know my Lumia 1320 will not get the official windows 10 update by Microsoft so can someone tell me about his/her experience of windows insider program on the Lumia 1320.
currently it is not possible to install W10M on unsupported devices. Those who had installed in the past only have the 10586 branch and not slow/fast ring redstone branch
See this:
Windows 10 Mobile Insider Preview Device Reminder - Microsoft Community
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