I can’t download an old version of Mac OS X A downgrade is different than an upgrade. If you're running Mac OS X 10.9 or later, install the latest version of Reader. There are a few reasons why you might want to download and install old versions of Mac OS X or macOS. So here are some to old versions of macOS and OS X, in case like me, you … Continue reading Download Older Versions of macOS and Mac OS X 6 Download OS X EL Capitan OS X El Capitan (version 10.11) is the twelfth major release of OS X (now named macOS), Apple Inc.’s desktop and server operating system for … Select your operating system, a language, and the version of Reader that you want to install.
I’ve posted a few old links in my time (as I near 4,000 posts it would be hard not to have some that are broken). When you try to downgrade macOS, the installer may not launch right away depending on which versions of macOS you are moving between But Apple App Store downloads seem to do better with not breaking links. For instance, if your MacBook was released in 2014, don’t expect it to run any OS released prior of that time, because older Apple OS versions simply do not include hardware drivers for your Mac. 中華製ノートPCでHackintoshの夢を見ている私ですが（それなりにmacOSが動いています。詳細は別記事にて）、Hackintoshも含め、旧バージョンのmacOSをダウンロードする需要も少なからずあると思います。Macをお持ちの For step-by-step instructions, see Install Adobe Acrobat Reader DC on Mac OS . “I can’t download an old version of Mac OS X” If you have a newer Mac, there is no physical option to install Mac OS versions older than your current Mac model. Mac OS X Yosemite (version 10.10) is the eighth major release of Mac OS X (now named macOS), Apple’s desktop and server operating system for Macintosh computers.