multiple operating systems

Andy Hilton andyh at
Mon Sep 20 16:27:16 UTC 2021

I too am a happy parallels user with all of the intended OS’s running very nicely for me on latest OS

As usual, sage advice from Doug E on costing of parallels :)

Andy Hilton
Totally Brilliant Software Inc
Phone (US) : (863) 409 4870 
Phone (UK) : 0207 193 8582
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Helpdesk :
Email : andyh at

> On Sep 20, 2021, at 10:24 AM, Jim Pistrang <jim at> wrote:
> Hi Grant,
> Happy (almost) retirement!
> I use Parallels and I'm very happy with it.  I primarily use it for Windows 10, but I also have environments set up for Windows 2003, 7, 8.1 and Mac OSX 10.14.6.
> Jim
>> I am in my final year of using Omnis in my business, as I am shutting it
>> down next spring, sometime after I turn 75, which I think is a
>> reasonable retirement age.
>> I am running Studio on Mac High Sierra, and still using DF
>> files.  I use it for less than half an hour a day, so I am not
>> interested in upgrading to a version of Studio 10, nor transitioning to SQL.
>> However, High Sierra no longer gets security updates, so I would like to
>> upgrade my operating system to Big Sur, and, eventually, Monterey.
>> I would like to have a partition on my hard drive that runs High Sierra
>> and Studio, and nothing else.
>> A few years back, I did a partition and set up a second Mac OS, but
>> found moving back and forth between operating systems annoying, so undid
>> that.  Maybe my memory of the experience is incorrect, or I set things
>> up poorly, or it's just not a good solution.
>> I may also want to add Windows to the mix, as there are some programs on
>> Windows I would like to run, which don't have Mac equivalents.
>> Potential solutions seem to include Boot Camp, Wine, Parallels, Virtual
>> Box, and VMware Fusion.
>> Does anyone have recommendations among these, or some other solution I
>> have not come across, to run High Sierra, Big Sur, and Windows 10
>> seamlessly without rebooting between systems, and having Big Sur as my
>> primary desktop?
>> Thanks in advance,
>> Grant Thiessen
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> -- 
> Jim Pistrang
> JP Computer Resources
> 413-237-5710
> <>
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