This article explains how to acquire the free MainWP extensions, and how to activate the MainWP API key on your MainWP Dashboard, which gives you the ability to install the extensions directly from your Dashboard, and also enables automatic updates for extensions.
Go to the MainWP.com and click the Go to my account link at the top-right of the page
If you already have a MainWP Account, use the Login Form (on the left side) to log into your account, and if you do not, use the Register form (on the right side) to create your MainWP Account
Once you are logged in, go to Sign Up page and click the Get MainWP Essentials button
On the Checkout page, verify your details, and proceed.
NOTE: Payment method is NOT needed.Navigate to your Account > Extensions page, here you will find your Main API Key – Copy it
Now navigate to your self-hosted MainWP Dashboard site
Go to the Dashboard > Extensions page
In the top-right of the page, you will find the Install and Activate Extensions box
Paste your Main API Key and check Remember MainWP Main API Key
Click the Validate my MainWP Main API Key button
Click the Install Extensions button
Select the Extensions you want to install and click the Install Selected Extensions button
