composer install报错intervention/image 2.4.x-dev requires ext-fileinfo * -> the requested PHP extension fileinfo is missing from your system.

(1)问题：intervention/image 2.4.x-dev requires ext-fileinfo * -> the requested PHP extension fileinfo is missing from your system.

(2)原因：

php.ini中的fileinfo扩展没有开启

开启 extension=php_fileinfo.dll

再重新安装就可以了’

(3)解决方法：

原文：https://www.cnblogs.com/zouke1220/p/10834617.html