Function curl_exec() required for themes and plugins updates

Updated: August 18, 2016

With new WordPress 4.6 version comes new requirement for your server configuration.
It’s necessary to have allowed curl_exec() function on your server, as it’s required by WordPress 4.6 version and all upcoming updates of WordPress. If curl_exec() function is disabled on your server, you will not be able update your theme and plugins to their latest versions.

Official WordPress sources that confirm necessity of enabled function:

About Ivan Hudak

Works as an IT consultant for over 7 years now. He's a manager of our support team. Knows everything about all our themes, HTML, CSS, PHP and jQuery.