Yes, you can make comments mandatory for approving documents through the email link. This would ensure approvers put in a comment before approving any document.
To enable this feature, follow these steps:
Log in to your account and navigate to the Admin Console.
Go to the General Settings > Configurations > Company Settings.
Locate and click on "General Settings".
Scroll down and find the "Make Comments Mandatory" option, then enable it.
After enabling the option, make sure to save the changes.