Revert " "Updated the installation procedure for IAST""

This reverts commit d8ae25b.

src/content/docs/iast/install.mdx

@@ -9,38 +9,10 @@ freshnessValidatedDate: never
 ---
 
 <Callout variant="important">
-  Run IAST with non-production deployments only. IAST tests by invoking HTTP requests with an exploit payload. You must use IAST in non-production environments with only simulated data to avoid both data corruption and introducing exploits into your live code. In addition, when you run IAST on new code in pre-production, you catch potential vulnerabilities before they go live.
+  Run IAST with non-production deployments only. IAST tests the application by invoking HTTP requests with an exploit payload. You must use IAST in non-production environments with only simulated data to avoid both data corruption and introducing exploits into your live code. In addition, when you run IAST on new code in pre-production, you catch potential vulnerabilities before they go live.
 </Callout>
 
-To install New Relic IAST:
-
-<Steps>
-  <Step>
-    Go to <DNT>**[one.newrelic.com](https://one.newrelic.com) > All capabilities > IAST**</DNT> and click <DNT>**Set up IAST with applications**</DNT>.
-
-    <img
-      title="Set up IAST with applications"
-      alt="Set up IAST with applications"
-      src="/images/iast_screenshot-full_install.webp"
-    />
-  </Step>
-
-  <Step>
-    Confirm IAST isn't running in a production environment and click <DNT>**Continue**</DNT>.  
-
-  </Step>
-
-  <Step>
-    Select the language of your application and complete the steps.
-
-    <img
-      title="Install New Relic IAST"
-      alt="Install New Relic IAST"
-      src="/images/iast_screenshot-crop_install.webp"
-    />
-  </Step>
-
-  <Step>
+    ## Configuration File Settings
     Make sure your `newrelic.yml` config file is updated as follows:
 
     <CollapserGroup>
@@ -82,20 +54,85 @@ To install New Relic IAST:
         ```
       </Collapser>
     </CollapserGroup>
+
+
+To install New Relic IAST:
+
+<Steps>
+  <Step>
+    Go to <DNT>**[one.newrelic.com](https://one.newrelic.com) > All capabilities > IAST** </DNT> and click <DNT>**Install**</DNT>.
+
+    <img
+      title="Set up IAST with applications"
+      alt="Set up IAST with applications"
+      src="/images/iast_screenshot-full_install.webp"
+    />
+  </Step>
+
+  <Step>
+    Make sure IAST should not be run in production environment and click <DNT>**Continue**</DNT>.  
+    <img
+      title="IAST Install Instruction Screen" 
+      alt="IAST Installation Instruction Screen"
+      src="/images/iast-install-steps.webp"
+    /> 
+
+  </Step>
+
+  <Step>
+    Select the language of your application and complete the steps. The application languages supported are: Java, Node, and Go.  
+    <img
+      title="Install New Relic IAST"
+      alt="Install New Relic IAST"
+      src="/images/iast_screenshot-crop_install.webp"
+    />
   </Step>
 
   <Step>
-    Once you've completed all the steps, restart your application and generate traffic against the application's APIs.  
+    Once you select the application language, make sure to follow the on-screen instructions and must watch the [relevant application language video](/docs/iast/install/#check-out-these-demo-videos-for-setting-up-iast-with-different-application-languages) for successful installation of IAST.
+
+<Callout variant="caution">
+  - You may encounter error if on-screen instructions are not followed properly.
+  - You may not be able to generate the traffic for your application if the video instructions for your **selected application language** are not followed. 
+</Callout>    
+
+    > The below screen has been shown for Java Application language selected.
+
+Click on the **Next** to complete the steps further.
+
+
+    <img
+      title="Install New Relic IAST"
+      alt="Install New Relic IAST"
+      src="/images/iast-install-java.webp"
+    />  
+
+  </Step>  
 
+  <Step>
+    Follow the steps and on-screen instructions as per your screen. 
+
+    Click <DNT>**See your data**</DNT> to see an overview of your tested application. 
+    <img
+      title="Install New Relic IAST"
+      alt="New Relic IAST on-screen instructions"
+      src="/images/iast-see-your-data-button.webp"
+    />
+
   </Step>
 
   <Step>
-    Click <DNT>**See your data**</DNT> to see an overview of your tested application.  
+    The below screen will show IAST test results as per your configurations. 
+    <img
+      title="Install New Relic IAST"
+      alt="New Relic IAST See your data tab"
+      src="/images/iast-see-your-data.webp"
+    />  
 
   </Step>
 </Steps>
 
-For more detailed instructions, check out these examples demo below.
+## Check out these demo videos for setting up IAST with different application languages
 
 <CollapserGroup>
   <Collapser