Add a signature footer for the accountant

How can I add a signature footer for the accountant, auditor, and manager of financial securities, exchange and receipt vouchers, and restrictions

Try this guide

[edit: the post above will answer everything]

Have you tried adding a Footer in Settings?

You can use html to make the footers look better.

Auditor _______________ <br>
Accountant _______________<br>
etc __________________<br>