Steps to manage the appendix in an invoice:

 

1. Go to setup, Click on Invoice from the left menu and then click on the edit icon.

 
Click on edit
 

2. Select the entity to add the appendix.

 
Select an invoice you want to add appendix to
 
 

3. Click on 'Add Appendix'.

 
Click on Add Appendix
 

4. Select a function (Quotes or Purchase Order Module) to which the appendix should be relevant.

 
Choos a function
 
 

5. Write the title and description and click on save and your appendix is saved successfully.

 
Click on Save