Automattic Inc. is announcing that Jetpack by WordPress.com with version number 4.0.4 is already available to download.
What is Jetpack by WordPress.com ?
Jetpack by WordPress.com is .
Jetpack by WordPress.com is actually a collection of smaller plugins, all packed into one big tool. Once installed, a special tab will appear under the Dashboard where admins can go and activate the features they like (individually). After activating a feature, a configuration button will appear, which the admin can use to add customized settings for that feature. Installation: Unpack and upload it to the /wp-content/plugins/ directory. Activate the plugin through the ‘Plugins’ menu in WordPress.
This is changelog for Jetpack by WordPress.com version 4.0.4 :
You can read the complete changelog and also download this latest version on their homepage: automattic.com