[RCU] 8bitmime in roundcube should be disabled

[Aleksander Machniak]

On 25.10.2021 13:33, Benny Pedersen wrote:
> 
> its it possible to change roundcube to solve it ?

Preferences > Composing messages > Advanced options > Use MIME encoding
for 8-bit characters (force_7bit is the name of the configuration option).

As DKIM validation is not part of the core, the rest is off-topic, imo.

-- 
Aleksander Machniak
Kolab Groupware Developer        [https://kolab.org]
Roundcube Webmail Developer  [https://roundcube.net]
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