[Users] Weird certificate update popups

[Colin Leroy-Mira]

February 19, 2025 at 1:42 PM, "Slavko" <linux at slavino.sk> wrote:

> > Other mail service providers also assign more than one IP to each hostname
> > their users enter use in configurations, but that makes it even more of a
> > strict requirement to update the certs on all servers at the same time.
> > 
> 
> I am not aware of any requirements in TLS that all certificates
> (for all IPs of the same name) have to be equal. Can you point
> me?

It's not a requirement. They just have to be valid.

If the popups are annoying, one can set Claws Mail to work like most TLS-enabled software, by automatically accepting valid certificates. It's a per-account setting found in Account Preferences => TLS => Automatically accept valid TLS certificates.
HTH,

-- 
Colin