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where can i download OS sierra?

where can i download OS sierra


Posted on Oct 3, 2021 6:40 AM

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3 replies

Oct 3, 2021 7:24 AM in response to robertafromenderlin

The Age of this computer will Govern what newer version of macOS it will Qualify to install. Use About this Mac from the Apple Icon on Desktop - the required Information will be there.


With the above information in-hand - follow this How to get old versions of macOS and verify what version this computer Qualifies to install.  For Best results use Safari to commence the download as Others may not work.


Make a Time Machine Backup Before attempting.


Are there any AntiVirus, Disk Cleaner, Optimizers, Un-installers, etc installed which should be removed as per Developers Instructions. They are useless, unneeded, cause havoc and interfere with the normal operation of the OS and may even Corrupt the OS requiring a Reinstallation

where can i download OS sierra?

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