An intro fix

Author: Mariya Pershina

docs/topics/installing-mta-disconnected-environment.adoc

@@ -6,12 +6,7 @@
 [id="installing-mta-disconnected-environment_{context}"]
 = Installing {ProductShortName} on a disconnected environment
 
-Starting from {ProductShortName} 7.2.0, you can run the application analysis for Java applications  in the containerless mode. 
-
-The containerless mode is set by default and is used automatically if all requirements are met. For more information, see xref:running-the-containerless-mta-cli_cli-guide[Running the containerless CLI].
-
-However, if you want to analyze applications in languages other than Java or, for example, use xref:mta-cli-transform_cli-guide[transformation commands], you still need to use containers.
-
+When your system is in a disconnected environment, you can install the Migration Toolkit for Applications (MTA) command-line interface (CLI) by using an external computer to download the required images and by copying these images to the system you want to install MTA CLI on.
 
 IMPORTANT: The following procedure applies only to container mode.