There it was: — a button for the Media Creation Tool . "This is our wizard," she told Grandpa over the phone.

Three reboots later, Grandpa Joe saw a fresh, fast Windows 10 desktop. No glitches. No freezing.

She clicked the link: “Download Windows 10 Disc Image (ISO File)” .

The file was small: MediaCreationTool22H2.exe . She double-clicked it.

Finally, a green checkmark: