Title: Upgrading PHP & WP
Last modified: August 31, 2016

---

# Upgrading PHP & WP

 *  [virtualdaisy](https://wordpress.org/support/users/virtualdaisy/)
 * (@virtualdaisy)
 * [10 years, 4 months ago](https://wordpress.org/support/topic/upgrading-php-wp/)
 * In preparation for upgrading, I’m checking all my plugins for compatibility with
   PHP 5.4 and WordPress 4.4.1.
 * Is WP Mail SMTP compatible with PHP 5.4?
 * Is WP Mail SMTP compatible with WP 4.4.1 yet? Or will it be soon?
 * [https://wordpress.org/plugins/wp-mail-smtp/](https://wordpress.org/plugins/wp-mail-smtp/)

The topic ‘Upgrading PHP & WP’ is closed to new replies.

 * ![](https://ps.w.org/wp-mail-smtp/assets/icon-256x256.png?rev=1755440)
 * [WP Mail SMTP by WPForms - The Most Popular SMTP and Email Log Plugin](https://wordpress.org/plugins/wp-mail-smtp/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/wp-mail-smtp/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/wp-mail-smtp/)
 * [Active Topics](https://wordpress.org/support/plugin/wp-mail-smtp/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/wp-mail-smtp/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/wp-mail-smtp/reviews/)

 * 0 replies
 * 1 participant
 * Last reply from: [virtualdaisy](https://wordpress.org/support/users/virtualdaisy/)
 * Last activity: [10 years, 4 months ago](https://wordpress.org/support/topic/upgrading-php-wp/)
 * Status: not resolved