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Rosetta Won't Support x86 Virtualization Apps Running Windows

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Rosetta Won't Support x86 Virtualization Apps Running Windows | MacRumors Forums

Well it looks like virtualization won't work to run Windows with Rosetta in Big Sur. That's a real disappointment for a lot of folks.

Hi Charlie - just for our non-Windows users adjusting to these changes, assume this will not apply - my first purchase will likely be an ARM laptop - just want to make sure that my Apple apps will run in Intel emulation mode (if an ARM version is not available) - thanks all for any comments. Dave
 
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Hi Dave:

According to the info from Apple, Rosetta 2 will be able to run your Intel apps until such a time that they (Apple) ends Rosetta 2 availability. Very similar scenario to when Apple came out with Lion after Snow Leopard and ended Rosetta.

So for now and I imagine the next two iterations of macOS 11, you should be okay.
 
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Hi Dave:

According to the info from Apple, Rosetta 2 will be able to run your Intel apps until such a time that they (Apple) ends Rosetta 2 availability. Very similar scenario to when Apple came out with Lion after Snow Leopard and ended Rosetta.

So for now and I imagine the next two iterations of macOS 11, you should be okay.

Thanks Charlie for your prompt response - now, I'm sure this will be another question regrading Intel Macs upgraded to Big Sur - just bought my wife a new iMac late last year which I'll upgrade to 11.0 - I'm assuming that her Intel computer will continue to run all of her apps, unless the 'developers' decides to advance to ARM coding and lets their Intel apps just fade away - if so, hope that this will take a number of years! Dave
 

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Thanks Charlie for your prompt response - now, I'm sure this will be another question regrading Intel Macs upgraded to Big Sur - just bought my wife a new iMac late last year which I'll upgrade to 11.0 - I'm assuming that her Intel computer will continue to run all of her apps, unless the 'developers' decides to advance to ARM coding and lets their Intel apps just fade away - if so, hope that this will take a number of years! Dave

Dave, that shouldn't be an issue since we are just moving to the world of Universal 2 binaries from developers. These binaries will work as they do right now on Intel Macs and the same on ARM Macs. My guess it that the .app package will just contain the two sets of binaries, X86 and ARM. During launch time, based on the architecture the correct binary is chosen and executed. So all of us on our Intel-based Macs will be fine for a long time with Mac applications.

The lack of virtualization is an interesting, but solvable, twist that needs to be addressed for a small group of folks that need to run Windows for specific workflows.

I, for one, need to be able to run Windows for work.
 
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There is also a probability that the new Rosetta 2 will not support WINE ports such as CrossOver, Wineskin, Wine 5.11, etc. Although there should be enough time for developers to come up with new versions that will work.

But for now... Parallels, VMWare, and VirtualBox will not work with Rosetta 2 to virtualize Windows or Linux.
 

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But for now... Parallels, VMWare, and VirtualBox will not work with Rosetta 2 to virtualize Windows or Linux.

And ideally you don't want that, you want these apps to go directly to the hardware to create the virtualization for x86. Otherwise, you are going through multiple layers and the performance will be terrible.
 
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<em>Beyond a Steel Sky</em>, a sequel to a beloved game from the 90s, hit Apple Arcade today.

Enlarge / Beyond a Steel Sky, a sequel to a beloved game from the 90s, hit Apple Arcade today. (credit: Apple)


WWDC 2020 has concluded, and that means it's time to glean some insights from all the documentation, sessions, and other materials that Apple released. We're going to do this on a few topics in the coming weeks, but to start, we're looking at the new initiatives and features Apple has announced for game developers on the iOS, iPadOS, tvOS, and macOS platforms.

We're starting here in part because this was a red-letter week for gaming on Apple platforms (and also because some of Apple's gaming centric-sessions were among the first scheduled during the week). Some enormous changes are coming, and playing games on Apple devices is going to look markedly different going forward.

The first change we'll go over is a doozy: the transition of the Mac from a PC-centric gaming platform to a mobile-centric one.


Read 20 remaining paragraphs | Comments

Click here to view the article...
 
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Here is an interesting take from one of Rosetta's original developers:

Informed speculation on how the Intel emulation is likely to work on the ARM Apple products, from one of the guys who was there for the PowerPC on Intel version last time this rodeo was in town.

All Things Apple - Quora
 
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An interesting perspective... Microsoft may also be headed away from Intel towards ARM. And if that is the case, more and more Windows apps will be written specifically for ARM.

 
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Thanks Randy. I kind of agree with Forbes that MS may decide to do a version of Windows for ARM and at the same time one for Intel. Windows being the de facto standard for businesses, it would be suicide for MS to abandon Windows for Intel.
 
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Thanks Randy. I kind of agree with Forbes that MS may decide to do a version of Windows for ARM and at the same time one for Intel. Windows being the de facto standard for businesses, it would be suicide for MS to abandon Windows for Intel.

They may not decide to do it...they are currently already selling both.
 

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