fix style, indent and numbering

Author: aghoresh

articles/defender-for-iot/organizations/back-up-restore-sensor.md

@@ -56,8 +56,8 @@ We recommend saving your OT sensor backup files on your internal network. To do
 1. Create a shared folder on the external SMB server, and make sure that you have the folder's path and the credentials required to access the SMB server.
 
 1. Sign into your OT sensor via SSH using the [*admin*](roles-on-premises.md#access-per-privileged-user) user.
-
-  If you're using a sensor version earlier than 23.2.0, use the [*cyberx_host*](roles-on-premises.md#legacy-users) user instead. Skip the next step for running `system shell` and jump directly to creating a directory for your backup files. 
+   > [!NOTE]
+   > If you're using a sensor version earlier than 23.2.0, use the [*cyberx_host*](roles-on-premises.md#legacy-users) user instead. Skip the next step for running `system shell` and jump directly to creating a directory for your backup files. 
 
 1. Access the host by running the `system shell` command. Enter the admin user's password when prompted and press **ENTER**.