How to Upgrade PHP 5.3 to PHP 5.6 on CentOS 6.7 The Others In this article, I’m going to show you how to upgrade PHP 5.3 to PHP 5.6 on CentOS 6.7. Great, now we can move on! View original article Leave a ReplyCancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed.