How to customize attachment button in Dynamics 365?

In Dynamics 365, you add an attachment in many forms like All customers /all vendors ...etc

but sometimes customer need to attach files to journals like the general journal, payment journal..etc

How..?

for example:: we need to customize attachment button in general journals

1-you must enable document handling for table

In our case, enable document handling for ledgerjournaltable

for how to activate document management, check this link

http://dynamics365ax2012.blogspot.com/2018/04/how-to-activate-document-management-for.html

2-create project in visual studio to start customization

create an extension from  ledgerjournal form

3-add new command button in action pane from design part

select the command for this button document handling

and set Text property to attachment

4-build your project and open general journal form

click attachment button to check functionality is working fine

you attach file or URL ..etc

Thanks.