Indeed, changing showRowNumber to showRowHeaderNumber works.
This must have been a simple oversight in your packaging or htmlelements.com demos might have been revised since 4.6 was published.
Thank you for your prompt response!
Hi cetinsert,
Since you are using this product for months now. Could you share your license key, please?
Best Regards,
George
Smart HTMLElements Team https://www.htmlelements.com