Hi welcome to Window Central! The free W10 upgrade has expired. You will now have to buy W10 or use W10 Accessibility addition.
You can find that link here! https://forums.windowscentral.com/e...cessibility%2Fwindows10upgrade&token=K8cmOF9P
PS Sense you failed to post what devise you're trying to upgrade, I assumed it is a PC.:smile: