Microsoft offers a tool that can directly create a bootable DVD, but it can also download a pure ISO for you.
If you need a 64-bit ISO that fits on a 4.7 GB DVD, consider using Windows 10 LTSC (smaller footprint) or a USB flash drive (8 GB+) instead. windows 10 iso download 4.7 gb dvd
Yes. The official English 64-bit ISO for version 22H2 is approximately 4.64 GB. That leaves about 60 MB of free space on a 4.7 GB disc—tight, but functional. Microsoft offers a tool that can directly create