[Users] Some symbols in the subject line are not recognizable

[Paul]

On Wed, 14 Sep 2022 16:33:52 +0300
<mahlamytsike at gmail.com> wrote: 

> Some symbols in the subject line are rendered as 'question marks' or 01F383
> of 01F6D2 or 23F3 or 01F4AC etc. In the source for example I see something
> like 'Subject: =?UTF-8?B?8J+Ogw==?='. Probably it's related to some kind of
> UTF rendering problem. How can I solve this ?

Provide an example mail, this will help debugging/fixing.

with regards

Paul