Load External Website Page in Grafana Penal(Closed )

Hi Grafana Comunity,
I am using Grafana Text Penal and text mode to HTML, But my Iframe Code is not Working I also made these changes to Sample.ini file
enable_alpha = true
disable_sanitize_html = true
enable_alpha = true
allow_embedding = true
cookie_samesite = none
and restart the server
Thanks for the help Grafana Community