Go to the “Windows 10 ISO Download page” (not the Media Creation Tool page—this is a separate Microsoft page).
Run the MediaCreationTool22H2.exe (or similar name). windows 10 22h2 iso download 64-bit
Once complete, you will have Win10_22H2_English_x64.iso . You can mount it or burn it to a USB using Rufus. Microsoft also offers direct ISO links via a different portal, but they require a generic product key to proceed. Go to the “Windows 10 ISO Download page”