I hope you are well today and thank you for your question.
It depends on how you have configured the search form settings so please make sure you have configured it correctly referring the information provided in the below page.
Documentation
Also, please try resetting the search form by clicking on the Reset button and then configure the search form.
If it still doesn’t work then could you please share me the screenshots of the search form settings that you have configured?
Would you mind if I log in to your site and do some troubleshooting? If this is ok then could you please share me your site log in details privately by checking the option “Set as private reply” when replying to this topic?
Best regards,
Ivory Search Support