On 26 Nov 2019, at 13:10, Marchello roundcubeforum.net@spamstop.tk wrote:
My need is to create permanent draft so that it doesn't disappear after I use it to send email. In other words, I'd like to re-use the same draft.
That would not be a draft, that would be a template. In Roundcube, “Responses” might work for you?