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Activating Jetpack Boost via License Key

Jetpack Boost is a WordPress plugin that provides one-click optimizations that supercharge your WordPress site’s performance and improve web vital scores for better SEO. Jetpack Boost’s Automated Critical CSS feature requires a paid subscription. You can learn more on our plans page.

Installing Jetpack Boost via License Key

There are a few ways to obtain your license key for Jetpack Boost

  • Through ProductsBoost → Select a Plan
  • Through PricingBoost → Click Get
  • Selecting Boost from the pricing page will bring you through the checkout process.
  • Selecting Boost from the products page will bring you to the Boost page where you can scroll down to select your desired plan.

With either option, proceed through the checkout process until you get to a screen that looks like this:

Note: You will also receive an email with your purchase that holds your license key. Please check your spam or junk folders as these emails sometimes end up there.

License Setup

While on the Thank you page, you’ll have the option to select a site that you’d like to apply your license to OR you can select I don’t see my site. Let me configure it manually.

If you are able to select your site from the dropdown list the license will be applied to your site automatically. If you do not see your site and you’d like to configure the license manually, choose that option.

You have two options from this point to download Jetpack Boost on your site:

  1. Go to the plugin repository and download Jetpack Boost.
  2. Go to your WP Admin MenuPluginsAdd NewSearch: Jetpack Boost → InstallActivate.

For assistance installing Jetpack Boost please refer to our guide on How to Install Jetpack Boost.

Once you have Jetpack Boost installed on your site, your next step is to activate your license to be able to use all of the features in your paid plan. Remember, your license key is on your checkout page and you have also received your key via email.

  1. Go to WP Admin Menu and click on Jetpack
  2. Under the Jetpack menu click on My Jetpack
  3. Scroll down till you see Activate a License

On the next page you’ll have a few options depending on if you’ve purchased additional licenses.

Your license may appear in the dropdown box. Confirm you are using the correct license for your site and select it. You can choose to add your license manually by selecting I want to add my license key manually. Whichever option you choose, make sure to click Activate once you are finished. 

Your license key has been activated. You can now choose to view your plans through Jetpack or get started with Jetpack Boost through your Jetpack menu.

Where to Find Your License Key

Your license key will always be available on your purchases page within your account.

  • Go to
  • Click on your account icon in the top right of your dashboard.
  • Click Purchases
  • Click Jetpack Search


I’m having trouble getting Jetpack Boost connected to How can I troubleshoot?

Please see the documentation on Jetpack connection issues as the connection flow between Jetpack and Jetpack Boost is similar.

Get Help

For free Jetpack Boost users, you can post a support request on the Jetpack Boost Plugin Support page. If you have purchased the Automated Critical CSS upgrade, you can contact support for more personalized assistance.

Privacy Information

We are fully committed to the privacy and security of our customers and their personal data. For a better understanding of how Jetpack Boost uses your data, please refer to the  Privacy Notice (Automattic owns and operates the Jetpack Boost plugin), the Automattic Privacy Policy, and the following section.

More information about the data usage on your site

Jetpack Boost uses Jetpack libraries to connect to and calculate the page speed score (making use of the tk_ai cookie). There is more information about cookies within Jetpack here.

Data Used
Site Owners / Users

In order to calculate Page speed scores, generate Critical CSS blocks, etc, the following information is used: site ID, local site ID, and site URL. Additionally, for activity tracking (detailed below): IP address, user ID, username, site ID and URL, Jetpack version, user agent, visiting URL, referring URL, timestamp of event, browser language, country code, Critical CSS generation URL, block counts, block sizes, error details, generation time, provider keys, Boost version, and active Boost features.

Site Visitors


Activity Tracked
Site Owners / Users

We track when, by which user, and which website is connected to and when the plugin is deactivated. We also track activities such as the Critical CSS generation process, when, and which, configuration settings are modified.

Site Visitors


Data Synced (Read More)
Site Owners / Users


Site Visitors


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