This is very much still the case in Kmail 4.14.6.
I can select a sent mail folder in the New Message window, and I can make it sticky, but it is not per-identity. There should be a per-identity setting for this.
This is very much still the case in Kmail 4.14.6.
I can select a sent mail folder in the New Message window, and I can make it sticky, but it is not per-identity. There should be a per-identity setting for this.