You need to wait another 2 weeks. Microsoft Media creation tool does not support Win11 23H2 image.
CTOnews.com November 2, Microsoft officially released the Win11 23H2 update yesterday, but it is worth noting that Microsoft officially did not update the media creation tool (Windows Media Creation Tool), which still supports Win11 22H2.
Microsoft employee Gabe Frost then answered users' questions, and CTOnews.com translated as follows: "Microsoft is polishing its media creation tool for Win11 23H2 in order to further reduce the size of the installation package, which is expected to be released around November 15 in the coming weeks."
Microsoft users can visit here to download the image if they want to install Win11 23H2 immediately while waiting for the official media creation tool.
