if i open a page, i don't see anything that
says Tools.
As said by the other user, preferences are under LibreOffice menu, close to
the Apple symbol. I suppose you know that in MacOs the menu bar is on the
very first line on the top of the screen, detached from the program window.
I also suggested shortcut CMD + , to get there quickly and check what's
selected to be visible.
just pictures--well markings of the function. i'm so new i
can't make a screenshot here, what a pity.
The shortcut for screenshot is SHIFT + CMD + 4 (if I'm not wrong, I'm still
on mobile phone 
there r lot of those functions,
one fancier than other--i think i don't need 4/5 of them. yes, the
function-marker looks like P in mirror--the same it was in Linux-LO,
Windows and everywhere else.
Well, it was just to understand if we were talking about the same thing.
annmust.com
it's LibreOffice_5.3.0_MacOS_x86-64.dmg , so it claims on the file.
downloaded it from https://www.libreoffice.org/get-help/install-howto/os-
x/ and did everything it instructed. if i open a page, i don't see
anything that says Tools. just pictures--well markings of the function.
i'm
so new i can't make a screenshot here, what a pity. there r lot of those
functions, one fancier than other--i think i don't need 4/5 of them. yes,
the function-marker looks like P in mirror--the same it was in Linux-LO,
Windows and everywhere else.
annmust.com
That's what I was meaning, but I'm on mobile phone and just have to rely
in
my memory 
Il 19 feb 2017 2:41 PM, "Robert Funnell" <robert.funnell@mcgill.ca> ha
scritto:
> Interesting. I didn't know about the option of turning off the display
of
> some of the non-printing characters. Thanks. I found it under Tools
>
>> Options > LibreOffice Writer > Formatting Aids > Display of.
>>
>
>
> I guess the button you pressed is the mirrored P one.
>>
>> In this case it looks really a weird behavior.
>>
>> What version of LO are you using?
>>
>> Sometimes I had such problems too, but with Tab symbol...
>>
>> Another thing you could try to check is on the settings (CMD + ,):
there
>> is
>> a section where you can specify what to see and what not when you
activate
>> the "non printable symbols" functionality.
>>
>>
>> hi!
>>
>> i'm a (very) new macbook user & as such ignorant. also, i've to
complete a
>> book of mine before handing it over to publisher. in TextEdit, there
seems
>> not to be a shorter-than-paragraph highlighting possibility (confirmed
by
>> lots of comments), so i downloaded .DMG file from
>> https://www.libreoffice.org/get-help/install-howto/os-x/ site. now i
can
>> highlight whatever i want, but i can't activate the so-called 'middle
>> dots'--empty-spaces-marker between words and other units. but i badly
need
>> to see them because the book will be published from the
manuscript-file