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Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update,

Cross-posted to 2 groups.

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On 13/08/2020 10:10, John Hill wrote:
> On 12 Aug 2020 at 21:59:06 BST, "David_B" <DavidB@nomail.afraid.org> wrote:
> 
>> Apple claims it fixes the memory leak which could occur with
>> virtualisation, and resolves an issue in which iMac Retina 5K 27-inch
>> 2020 displays could appear washed out when waking from sleep. The update
>> is over 3 GB.
>>
>> David
> 
> Took a surprisingly long time both to download (mind you, Anne and I were
> doing it simultaneously on a 37 Mb/s connection) and to instal. We were able
> to wash and wipe up after breakfast during the install time.
> 
> All well, except that it broke the software that drives the scanner on our
> Canon TS510 3-in-one. I know this because I had to reinstall it yesterday to
> use it and today I checked and it's duff again. We use the scanner only
> rarely, but it's irritating to find it's not available when we do.
> 
> I'm not blaming the Catalina upgrade, I'm blaming Canon for using software
> that needs reinstalling after every system upgrade. See the sig.

Do you really need Canon's drivers? See if you can configure it as an 
AirPrint printer and scanner. I managed to do this with my newish HP 
Officejet, and it is perfectly functional despite not having any HP 
drivers on my Catalina system.

-- 
Chris

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Thread

Apple has just released macOS Catalina 10.15.6 Supplemental Update, David_B <DavidB@nomail.afraid.org> - 2020-08-12 21:59 +0100
  Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, Snit <usenet@gallopinginsanity.com> - 2020-08-12 21:20 +0000
    Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, David_B <DavidB@nomail.afraid.org> - 2020-08-12 22:48 +0100
      Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, Wade Garrett <wade@cooler.net> - 2020-08-12 18:18 -0400
        Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, David_B <DavidB@nomail.afraid.org> - 2020-08-12 23:59 +0100
        Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, ant@zimage.comANT (Ant) - 2020-08-12 20:32 -0500
          Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, Wade Garrett <wade@cooler.net> - 2020-08-13 08:41 -0400
      Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, briang@panix.com (Brian Gordon) - 2020-08-13 00:23 +0000
        Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, Bud Frede <frede@mouse-potato.com> - 2020-08-16 08:50 -0400
          Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, David_B <DavidB@nomail.afraid.org> - 2020-08-16 14:58 +0100
          Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, Chris Ridd <chrisridd@mac.com> - 2020-08-16 18:11 +0100
  Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, ant@zimage.comANT (Ant) - 2020-08-12 20:33 -0500
  Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, John Hill <watcombeman@yahoo.co.uk> - 2020-08-13 09:10 +0000
    Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, David_B <DavidB@nomail.afraid.org> - 2020-08-13 17:59 +0100
    Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, Chris Ridd <chrisridd@mac.com> - 2020-08-13 19:51 +0100
      Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, John Hill <watcombeman@yahoo.co.uk> - 2020-08-14 15:56 +0000
        Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, John Hill <watcombeman@yahoo.co.uk> - 2020-08-15 12:53 +0000
          Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, Tim <timstreater@greenbee.net> - 2020-08-15 14:10 +0000
            Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, David_B <DavidB@nomail.afraid.org> - 2020-08-15 16:01 +0100
              Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, John Hill <yclept@outlook.com> - 2020-08-16 11:21 +0000
                Re: Apple has just released macOS Catalina 10.15.6 Supplemental Update, David_B <DavidB@nomail.afraid.org> - 2020-08-16 15:08 +0100

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