Simply do the following command:
docker buildx create --use
Then run command
docker buildx ls
You should see amd64 included like the following.
linux/arm64, linux/amd64, linux/riscv64, linux/ppc64le, linux/s390x, linux/386, linux/arm/v7, linux/arm/v6
Some document says turn on the experienmental flag on which is not needed.
