From Classic UI

Follow the steps below to embed IFrame from Classic UI:

• Go to Settings --> Customizations --> Customize the System. A Default solution will open.

• Now on the left pane go to Components --> Entities.

• Expand the Entity drop down --> Select Forms for the Entity you want to create embedded tab for.

• Under the Active Forms select any Name for which Form Type is Main.

• The Forms window will open --> Go to Insert tab --> Insert One Column Tab anywhere on the form framework.

• Go to Home --> Click on Change Properties.

• A tab Properties Window will be opened --> Enter the name in Name and Label --> Click on OK.

• Go to Insert tab --> click on Web Resource.

• In Web resource field enter ikl_/Attach2Dynamics/Library/index.html --> Enter name in Name and Label --> Scroll down and check the Pass record object-type code and unique identifier as parameters box --> Click on OK.

• Go to Home --> Click on Save and Publish.

• Now navigate to Entity (for which you have configured the Form) and open a record--> Scroll down and you can see your desired tab embedded in the page.