Question about using Windows 10 Technical Preview?

[Windows Central Question]

If you are using windows 10 technical preview can you still get the free upgrade if your computer has Windows 8.1 operating system built into it.

 

[bo_woods]

All people running windows 10 technical (soon to be called insider) preview will be updated to the RTM ( the full/official/finished ) version of the OS, and people who don't start out with the tech preview will be able to upgrade to windows 10 for free anytime they want during the first year it's released/out