我通过从此站点

I solved this by downloading cacert.pem from this site https://curl.haxx.se/docs/caextract.html into my C:\xampp\php directory. I then uncommented/edited these lines in my php.ini file

curl.cainfo = "C:\xampp\php\cacert.pem" 
openssl.cafile="C:\xampp\php\cacert.pem"