---
title: "Discussion on \"How I Safely Upgraded a Late-2015 27\" iMac to macOS Sonoma Using OCLP\" | Hashnode"
description: "Discussion on \"How I Safely Upgraded a Late-2015 27\" iMac to macOS Sonoma Using OCLP\". My Late-2015 27-inch iMac still runs great.The 5K display is beautiful, the machine is quiet, and performance is more than sufficient for browsing and light development work.\nThe problem wasn't hardware — it was software.\nAs of recently, Homebrew and..."
url: "https://hashnode.com/posts/how-i-safely-upgraded-a-late-2015-27-imac-to-macos-sonoma-using-oclp/697eef9fe855c16d24254b58"
---

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# [How I Safely Upgraded a Late-2015 27" iMac to macOS Sonoma Using OCLP](https://manabu.hashnode.dev/how-i-safely-upgraded-a-late-2015-27-imac-to-macos-sonoma-using-oclp?utm_source=hashnode&utm_medium=feed)

My Late-2015 27-inch iMac still runs great.The 5K display is beautiful, the machine is quiet, and performance is more than sufficient for browsing and light development work. The problem wasn't hardware — it was software. As of recently, Homebrew and...

Feb 1 · 4 min read · manabu.hashnode.dev  
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-   [#imac-2015](https://hashnode.com/tag/imac-2015)
-   [#oclp](https://hashnode.com/tag/oclp)
-   [#imac](https://hashnode.com/tag/imac)
-   [#sonoma](https://hashnode.com/tag/sonoma)

## Written by

[Manabu S.](https://hashnode.com/@manabu-gt)

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Android Internals & Engineering Efficiency

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