Key for Windows 10 available online.
Key for Windows 10 available online.
Purchasing from a third party can cause issues with the key, though certain Windows keys function repeatedly. These alternatives typically cost around $20 and are frequently effective.
I believe Linus purchased Windows 10 from the link you shared for $30, and it functioned properly.
When purchasing on eBay, look into the number of keys sold and the reviews associated with them. If issues arise, PayPal can help—typically costs around $5, which isn’t a significant loss. For Windows 7 or 8 keys, consider activating Windows 10 first; it sometimes succeeds. I managed to activate Windows 10 using a Win8 Pro key last year, even after the free upgrade window had ended and I hadn’t used that key before.
I don't have the ability to link videos directly. However, you can search for the video using the keywords provided so you can access it yourself.
Do you have an outdated laptop that came with Windows 10 Home? If yes, you can use RW-Everything to pull your Windows 10 key from the BIOS or boot Linux from USB. Then run the command: "sudo strings /sys/firmware/acpi/tables/MSDM". Most systems running Windows 8 or newer should have a key stored in the BIOS if it was included.