Active your User Plugin:
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In the Users option, press the “Get plugin” button if willing to upgrade your User’s subscription.
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Scroll down to “Step 2: Activate plugin”. Select the type of “User plugin”. Finally, introduce the “Activation code” (received via email or from installer) and then the security image text. Press “Validate".
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A pop up message Will confirm you have activated your User Plugin succesfully. You can check expiration date too.