Caution: Before you update WordPress to it’s latest version please take the database backup. Because some the plugin or theme may not be compatible with the latest version. I faced a problem with plugin. After updated WordPress to it’s latest version the admin dashboard was shown blank. How I fix this disable the plugins via ftp (rename the plugins folder). Again activating the plugin one by one and detect the causing plugin and delete that.
New Featured in WordPress 4.4 you may like bellow:
Twenty Sixteen responsive theme support. This is a great for startup blogger. Besied this the latest version of WordPress can take care described below. You can download WordPress 4.4 or learn more about WordPress 4.4
WordPress now takes a smarter approach to displaying appropriate image sizes on any device, ensuring a perfect fit every time. You don’t need to do anything to your theme, it just works.
Embed your WordPress content
Now you can embed your posts on other sites, even other WordPress sites. Simply drop a post URL into the editor and see an instant embed preview, complete with the title, excerpt, and featured image if you’ve set one. We’ll even include your site icon and links for comments and sharing.
Even more embed providers
In addition to post embeds, WordPress 4.4 also adds support for five new oEmbed providers: Cloudup, Reddit Comments, ReverbNation, Speaker Deck, and VideoPress.