A feature request can be submitted in the Sitefinity Ideas Portal.
Customer feedback is valuable and feature request submissions are monitored by our Product Management team. Feature requests are reviewed during the planning phase of each new product release. Once a feature request is submitted, the Sitefinity Community will have the opportunity to comment on and vote for it.
For detailed information on how to submit a feature request, please refer to Knowledge Base article 000074190, How to submit a Sitefinity feature request
This feature request has not been implemented in the product. As an alternative use the workaround below.