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virtualisation

When macOS won’t work with the App Store

Running a macOS VM on Apple silicon has many advantages: it lets you run older macOS on newer models, is more secure, and convenient, except it can’t work with App Store apps.

December 26, 2023 Macs, Technology

Why macOS 14.2 & 14.2.1 VMs lose shared folders, and how to work around it

If you use macOS VMs on an Apple silicon Mac, folders shared with the host may vanish in 14.2 and later. Here’s why, which are affected, and how to work around the problem.

December 22, 2023 Macs, Technology

Don’t update macOS VMs to 14.2 or 14.2.1 if you use shared folders

If you run macOS virtual machines (VMs) on Apple silicon Macs using lightweight virtualisation, you may wish to […]

December 20, 2023 Macs, Technology

Evaluating the M3 Pro: Summary

Comparison with M1 variants, energy use with comparison between M3 Pro and Max, virtualisation, Game Mode, vector processing and matrix co-processing – all in summary.

December 12, 2023 Macs, Technology

Evaluating M3 Pro CPU cores: 3 Special CPU modes

Examines two special core allocation modes: for the virtual cores in a macOS VM, and in Sonoma’s new Game Mode.

December 1, 2023 Macs, Technology

Viable, ViableS and Vimy updates to fix a bug

These fix a bug when restoring a VM window that has been minimised to the Dock.

November 23, 2023 Macs, Technology, Updates

How good is GPU access for Apple silicon virtual machines?

Apple claims that its macOS VMs can run Metal and deliver “great graphics performance”. How could you assess that, and are they really that good?

October 26, 2023 Macs, Technology

How does macOS manage virtual cores on Apple silicon?

T T Read More

Code run in a lightweight Virtual Machine can’t take advantage of the Efficiency cores of the host Apple silicon Mac. How then does Sonoma handle its threads?

October 23, 2023 Macs, Technology

What happens when you run a macOS VM on Apple silicon?

Once the virtualisation app has configured a VM to be run, it starts it, and stands back as the macOS Virtual Machine Service does all the hard work.

October 21, 2023 Macs, Technology

What you can do with lightweight VM Shared Folders, and what you can’t

How to run apps on the host, access iCloud Drive, and get faster file write performance in a macOS VM. And why Spotlight is limited, and the Force Quit dialog a bit odd.

October 19, 2023 Macs, Technology

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