You can make changes to the information entered in your 1583 form, through the 1583 Assistant which is located in your account.
To edit your form 1583:
Step 1. Click on the notification bell in the top right corner of your account.
Step 2. Select click here (second option in the image below) on your 1583 Assistant that will bring you back to make changes.
Step 3. Make edits as needed.
Step 4. Select an option on Step 6 to notarize your updated form.
Note: If you do not see these options, please contact customer support directly.