Thank you for joining the Intel communities.
I will recommend the following and this has worked for other customers:
Update the Intel® Compute Stick BIOS; please download the latest BIOS version for this unit at:
In this case I recommend doing a BIOS recovery and you can follow the steps at:
After the BIOS update is done please make sure you have all updates for Windows 8.1 and follow the steps at the following link to upgrade to Windows 10.