What if old computer is a different OS than new computer?

When migrating to a new computer, what if old computer is a different OS than new computer?

Earlier Mac models

Posted on Jun 7, 2023 11:58 AM

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2 replies

Jun 8, 2023 04:21 AM in response to whodidit

One Size does Not fit All 


If the new computer is going to be the Apple Silicon M1 / M2 Equipped Computer - would suggest Only Migrating the User Account and nothing more.


Some have had success.


Others have been left with a mess when Migrating everything.


1 - Apple Silicon with Ventura macOS 13 Only Support everything 64 bit and there is no workaround.


2 - Issues that may exist on the older computer will be migrated to the New Computer. This would badly pollute the new Original and Pristine installation of the new OS.


3 -  Applications, extensions and Software Drivers may or may not even work on the new computer.


4 - IMHO - it would be best to only install new application etc Directly from the Developer or the Apple Apps Store.


5 - Due Diligence on New Applications and make sure they are Ventura / Monterey / Big Sur compatible and factor in the ARMs CPU of the Apple Silicon Computer  

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What if old computer is a different OS than new computer?

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