Are you using the PHP compatibility checker to determine which plugins to use on your site? What are its limitations? Let’s talk about it. PHP 7 is awesome. It’s one of the best things to happen to WordPress in a long time. It’s safer and faster than any previous version of PHP, and when you turn it on, your WordPress site is noticeably faster both frontend and backend. With that context, I’m a huge fan of PHP 7. I want as many WordPress sites on it as possible. But with such a fundamental change of your server environment, there are necessary precautions you have to take. Naturally, you’ll need backups and a good way to revert your PHP version if things don’t go well. Some WordPress hosts provide this ability really well. Honestly, if your host doesn’t allow you to safely update to PHP 7 and potentially revert that change if necessary, consider moving hosts. The other important thing you need to do is make sure that the theme and plugins you use to run your WordPress website are compatible with PHP 7. For that, many users are going to a new plugin by WP Engine called the “PHP Compatibility Checker.” Caveats and Pitfalls of the PHP
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