General information and guidance on editing a Container's configuration is provided in Editing and Maintaining Containers and Container Feature Switches - Enabling Features in AAV.

A  Container's configuration needs to be edited in the following  scenarios, documented in the Documentation or Knowledge Base Articles  provided

• Adding custom re-directions, for file, registry
• Adding network re-directions
• Configuring support for Side-by-Side (SxS) Assemblies
• Configuring support for COM (Out-Of-Process COM)
• Configuring a Container for Internet Explorer apps to run in IE 11 need some additional configuration after the Container has been created for the run times.
• Updating the Application in a Container