Follow these steps to activate the license :

1. Get access to the license key

From Email 

You will get an email after purchasing the plugin with useful information like login details, purchase information, license key, etc.

From your Account 

You can get the license key from your account:

  • Login to your Dashboard.
  • Click on Licenses from the menus.
  • Click on your product then the box appears from the right side same as the below screenshot.
  • Click on Show to view the license key and Copy to copy the license key.

2. Copy the license key

3. If the theme/plugin is not installed:

  • Install & activate the plugin. refer here
  • After activating the plugin, it should automatically redirect to the page as shown in the screenshot below.

4. If the theme/plugin is already installed & activated:

  • Go to WordPress Dashboard >> SEO Optimized Images Pro >> Click Allow & Continue
  • After you will get an email to confirm your email 
  • Go to WordPress Dashboard >> SEO Optimized Images Pro >> Account
  • Click on the Activate License button after that open a popup window.

5. Paste the license key previously copied from your theme account in the license key input field same as the below screenshot.

6. Click on Activate License button then your license activation process is done.