https://www.raspberrypi.com/software/operating-systems/#raspberry-pi-os-64-bit
一般人还需要这个工具:
镜像写入文件win:https://downloads.raspberrypi.org/imager/imager_latest.exe
or linux:https://downloads.raspberrypi.org/imager/imager_latest_amd64.deb
or mac:https://downloads.raspberrypi.org/imager/imager_latest.dmg