cURL error 60: SSL certificate problem: unable to get local issuer certificate (see https://curl.haxx.se/libcurl/c/libcurl-errors.html) in Laravel

 WampServer:

1. Download this file: http://curl.haxx.se/ca/cacert.pem
2. Place this file in the C:\wamp64\bin\php\php7.1.9 folder
3. Open php.iniand find this line:

;curl.cainfo

Change it to:

curl.cainfo = "F:\wamp64\bin\php\php7.3.12\extras\ssl\cacert.pem"

Make sure you remove the semicolon at the beginning of the line.

Save changes to php.ini, restart WampServer, and you're good to go!