Windows 10 remains available even after installing Windows 8 on a new PC.
You can upgrade to Windows 10 for free after installing Windows 8.1 OEM on a new PC, but make sure the system meets the requirements.
Within the one-year period Stay updated with the latest insights Keep your information current
I believe an upgrade is possible within a year if you make a reservation, though I’m not certain about the current reservation status.
save the setup instead of using a USB drive. start directly with Windows 10.
You only possess a Windows 8 activation key.
This could be effective.