[OS X TeX] For those doing a MacTeX-2020 pretest.

[Murray Eisenberg]

> On 8 Apr2020, at 12:18 PM, Herbert Schulz <herbs at wideopenwest.com> wrote:
> 
> 
>> On Apr 8, 2020, at 10:15 AM, Murray Eisenberg <murrayeisenberg at gmail.com> wrote:
>> 
>> Should one delete a previous TL 2020 folder /usr/local/texlive/2020 first, before running the new mactex-20200407.pkg?
> 
> 
> That would be the most desirable method but, I believe (don't take my word for this) the Installer app is smart enough to only install changes. You might not even have to re-run `updmap-user` since the distribution is for the same year as before.
> 
> TLU will have no changes from the pretest repository and may lead to errors if you try to use a regular repository.

To be safe, I renamed /usr/local/texlive/2020 to something else, then ran the new mactex-20200407.pkg. 

I did _not)_have to re-run `updmap-user’ !

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