The configuration In that screenshot is the only one EVAL-ed after  `Emacs -q -Q’

Maybe the non-default setting you mentioned is this configuration.


> 在 2016年4月25日，18:19，Eli Zaretskii <eliz@gnu.org> 写道：
> 
>> Date: Mon, 25 Apr 2016 19:07:45 +0900
>> From: YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
>> Cc: YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>,
>> 	ptr.wang@gmail.com,
>> 	23362@debbugs.gnu.org
>> 
>> The change I made does not prevent emoji from being displayed with
>> other non-multicolor fonts.  Moreover, the appearance with the default
>> setting is the same between 24.5 and 25.0.93.  So I don't think we
>> need to provide a workaround.
> 
> Thanks, that's good to know.
> 
> However, there's something I still don't understand: how come the OP
> doesn't see any symbols at all (see the screenshots he provided)?
> IOW, if the default setting works fine, is there some non-default
> setting we should be telling users to avoid, in order to have these
> symbols displayed (albeit without colors)?