Re: Stretch with MATE DE - odd new file association problem

[Richard Owlett <rowlett@cloud85.net>]

On 04/15/2019 01:14 PM, Alexander V. Makartsev wrote:
> On 15.04.2019 18:09, Richard Owlett wrote:
> > Somehow I had messed up preferred application to open a file.
> > I fixed by selecting a file of appropriate type, selecting Properties, 
> > and setting preferred application.
> >
> > That solved almost all my problems.
> >
> > The only exception is when using Synaptic.
> > When I click on "Visit Homepage" it insists on using Firefox :<
> > It used to open properly with my preferred browser SeaMonkey.
> > All other HTML open correctly with SeaMonkey.
> >
> > Is another place I need to set preferences?
> > TIA 
> You can check what is set as default in "update-alternatives" configs 
> for browsers available in your system:
>      $ sudo update-alternatives --config x-www-browser
> and
>      $ sudo update-alternatives --config gnome-www-browser


I avoid "sudo" [with prejudice]

I did
> richard@fromdell:~$ su
> Password: 
> root@fromdell:/home/richard# update-alternatives --config x-www-browser
> There is only one alternative in link group x-www-browser (providing /usr/bin/x-www-browser): /usr/bin/firefox-esr
> Nothing to configure.
> root@fromdell:/home/richard# 
> root@fromdell:/home/richard# 
> root@fromdell:/home/richard# update-alternatives --config gnome-www-browser
> There is only one alternative in link group gnome-www-browser (providing /usr/bin/gnome-www-browser): /usr/bin/firefox-esr
> Nothing to configure.
> root@fromdell:/home/richard# 

That tells me "something"       P.S  but what?
Educate me -- What should I be reading?

TIA

P.S. " *ONLY* dumb question is *1* not asked ;/