Your device may not make the cut. As d360 points out, 4GB storage models may not see W10M outside of the Insider program.
Check Here for how to put your phone on Insider:
Windows Insider (Phone) | MobiFAQAs for dates... Stay tuned to our News Blog. They will shout out all OTA rollouts as they happen by model and country. Our members are great, many spotters will report in on conditions.
http://www.MobiFAQ.comAdditionally, we have a dedicated thread:
W10M release dates? Answers inside... Check in there for updates.
With 10s of thousands of members and guests coming here daily we unfortunately cannot allow each and every one of them to have their own running thread on this issue.
If you want to have a discussion on this issue, post additional questions, etc... Please join the site so you can see the reply button and continue the conversation in the linked meta-thread. Please see
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Thread closed.