Remove Windows 8 from your device.
Remove Windows 8 from your device.
You’re encountering an issue where Windows 8 is refusing to activate and warns you about an invalid code. Since you bought it from Walmart, you likely need to reinstall it properly. Downloading all your games and files again is necessary for a clean installation. Make sure to follow the official installation steps provided by Walmart or Microsoft to avoid further problems.
Sure, you can try typing "slui 3" in the command prompt and enter your product key there.
If the flash drive is sufficiently large or an external HDD is used, it's definitely feasible.