---
title: Install the Pro version
canonical: https://wpsecurityninja.com/docs/installation-and-usage/install-pro-version/
---
Installing Pro is the same flow as Free, except you upload the Pro zip and activate a license.

## Install Security Ninja Pro

1. After purchase, open the email with your license key and download link.  
   ![Email containing license details](https://wpsecurityninja.com/media/2019/07/2023-12-13_08-37-09-745x1024.webp)
2. Download the Pro zip to your computer.
3. Log in to WordPress.
4. Go to **Plugins → Add New → Upload Plugin**, choose the zip, and click **Install Now**.
5. Click **Activate Plugin**.
6. Enter the license key when prompted (or open **Security Ninja → Account** and activate there).  
   ![Enter license key](https://wpsecurityninja.com/media/2020/07/enter-license-key.webp)
7. Run the [Installation Wizard](https://wpsecurityninja.com/docs/installation-and-usage/installation-wizard/) to turn on a basic protection baseline.

You can always download the latest zip, get invoices, and change plans from [your account](https://wpsecurityninja.com/account/).

## Missing purchase email

1. Check spam or junk folders.
2. Sign in at the [Account page](https://wpsecurityninja.com/account/) and open purchases or downloads for the key and zip.
3. If you still cannot get in, [contact support](https://wpsecurityninja.com/help/).

![Account page navigation](https://wpsecurityninja.com/media/2019/07/2023-12-12_23-44-26-1024x663.webp)

## Cannot find the license key

1. Check the purchase email.
2. On the license screen in the plugin, click **Can’t find your license key?** and enter the purchase email. We resend the key.

![Send License Key window](https://wpsecurityninja.com/media/2019/10/send-license-key-to-client.webp)

After the key validates, open the plugin pages and finish setup with the wizard.