Upgrading the deprecated API (in-process) role
Although migration to the new RESTful API role is recommended, you can choose to upgrade the (now deprecated) in-process API role, if you are still using it.
Upgrading the Content Delivery API
Upgrading the web application containing the in-process API role
Configuring where the API (in-process) Server Role looks for Publication mappings
Installing the deprecated API (in-process) Server Role
Upgrading client-side Content Delivery software components
Installing the deprecated API (in-process) Server Role for a Java/JSP web application