Explore extensions and the extension framework in Finance and Operations apps

Solutions Architect
Dynamics 365
Finance and Operations

Finance and Operations apps are customized by using extensions, which let you add functionality to model elements and source code in the Application Object Tree (AOT) by using Visual Studio.

In this module, you will:

  • Learn about the reasons for creating extensions.
  • Determine when to use the extensibility request form.
  • Learn about the risk of intrusive customizations.
  • Develop code that will extend the functionality of Finance and Operations apps.


  • Basic knowledge of Finance and Operations apps
  • Experience with coding in X++