Unable to send email to multiple recipients

Digital Certificates Email Certificate
#1

Hi. I am not able to send email to multiple recipients. e.g. if there are 5 people listed in “TO”, then actually only the first person received my email.

I use WinXP, Thunderbird 2.0.0.23

Please help. Thanks.

#2

Hi,

Please submit the ticket in the following link
https://support.comodo.com/index.php?_m=tickets&_a=submit

#3

Thanks a lot. Just submitted my ticket.