o1bigtenor via Dng wrote:
> I was using a program called 'Libby' to read a book whilst I was eating lunch.
> Page freezes and firefox-esr is totally unresponsive.
> Try some other tabs (ones I use a lot) to see if I could get connectivity.
> Nothing wants to connect just see various bluto graphics to tell you
> that its hunting a connection.
> (Tried likely 1/2 dozen different tabs just in case it was the other
> end that was the issue.)
> Checked with each of the other 4 browsers and each one could connect
> to at least one outside site and 'work'.
> After about 23 or 24 minutes firefox-esr is now connecting again.
>
> Is there anyone out there that has any idea what might have caused my
> service interruption?
>
>
Kind of a shot-in-the-dark, but do you have DNS over HTTPS enabled in
firefox?  If so, perhaps there was a temporary problem connecting to
their DoH server.  At least, that could explain why firefox stopped
working while other browsers did work.