Installing the Jetpack plugin

The easiest way to install Jetpack is via your site’s Dashboard. Please follow these instructions to install and connect Jetpack:

1. Log in to your site’s Dashboard (misal http://contoh.blogchem.com/wp-admin)
2. Click on the “Plugins” tab in the left panel, then click “Add New”.
3. Search for “Jetpack” and the latest version will appear at the top of the list of results.
4. Install it by clicking the “Install Now” link.
5. When installation finishes, click “Activate Plugin”.
6. Now click the green button on the top right that says “Connect to WordPress.com”
7. Login with your WordPress.com account (or create one) and click “Authorize Jetpack”
8. You’re done!

You can see a video of the installation and connection process here:
[embedyt] http://www.youtube.com/watch?v=3EC4hiiiBL8[/embedyt]

Klik link ini jika video tidak muncul: https://videos.files.wordpress.com/PjKtc1yo/install-jetpack_dvd.mp4

Reference: https://jetpack.me/support/installing-jetpack/