Eli Zaretskii <eliz@gnu.org> writes:

>> +** Emacs 25 comes with a new set of icons.
>> +Various resolutions are available as etc/images/icons/hicolor/*/apps/emacs.png.
>> +The old Emacs logo icons are available as `emacs23.png' in the same location.
>
> Could you please explain how to use these?

You have nothing to go, they will be used instead of the old ones.

> Or should Emacs pick thise up automatically?  In that case, the
> MS-Windows executables still use nt/icons/emacs.ico, which I imagine
> needs to be changed, right?

Oh, right, thanks for pointing that out.  I'm not a Windows user, so I
easily forget about it.  I will fix that.

Nico