SONAR-14623 Add note about accepting plugin risks

server/sonar-docs/src/pages/setup/install-plugin.md

@@ -3,33 +3,30 @@ title: Install a Plugin
 url: /setup/install-plugin/
 ---
 
-<!-- sonarqube -->
-There are two options to install a plugin into SonarQube:
+There are two ways to install plugins in SonarQube:
 
-- Marketplace - Installs plugins automatically, from the SonarQube UI. 
-- Manual Installation - You'll use this method if your SonarQube instance doesn't have access to the Internet.
+- **Marketplace** - Automatically installs plugins from the SonarQube UI. 
+- **Manual Installation** - You can use this method if your SonarQube instance doesn't have Internet access, if you're using Data Center Edition, or if the plugin isn't in the Marketplace.
+
+[[warning]]
+| Installing third-party plugins is inherently risky. You must acknowledge this risk before you install or update plugins.
 
 ## Marketplace
 
-If you have access to the Internet and you are connected with a SonarQube user having the Global Permission "Administer System", you can go to Administration > Marketplace.
+If your SonarQube instance has access to the Internet, and you're connected with a SonarQube user with the **Administer System** global permission, you can find the Marketplace at **Administration > Marketplace**. From here:
 
 - Find the plugin you want to install
-- Click on Install and wait for the download to be processed
+- Click **Install** and wait for the download to be processed
 
-Once download is complete, a "Restart" button will be available to restart your instance.
+Once the download is complete, a **Restart** button will be available to restart your instance.
 
 See [Marketplace](/instance-administration/marketplace/) for more details on how to configure your SonarQube Server to connect to the Internet.
 
 ## Manual Installation
 
-In the page dedicated to the plugin you want to install (ex: for Python: SonarPython), click on the "Download" link of the version compatible with your SonarQube version.  
+Download the plugin you want to install. The version needs to be compatible with your SonarQube version.  
 
 Put the downloaded jar in `$SONARQUBE_HOME/extensions/plugins`, removing any previous versions of the same plugins.
 
-Once done, you will need to restart your SonarQube Server.
-
-### License
-
-If you installed a Commercial Edition, you will need to set the License Key in Administration > Configuration > License Manager before being able to use it.
+Once done, you need to restart your SonarQube server.
 
-<!-- /sonarqube -->