To download Mac OS X Yosemite 10.10.5, it is recommended to use official Apple sources to ensure the security and integrity of the operating system Apple Support Community Official Download Links
Apple provides direct download links for older macOS versions via their support website. macOS Yosemite 10.10 (Full Installer) : You can download the OS X Yosemite 10.10 DMG directly from Apple's servers. Yosemite 10.10.5 Combo Update
: If you already have an earlier version of Yosemite installed, use the OS X Yosemite 10.10.5 Combo Update to upgrade to the final 10.10.5 build. Apple Support How to Install from the DMG : Click the link above to download the file to your Downloads folder. : Double-click the file to open it and view the file inside. Run Installer : Double-click the
file and follow the onscreen instructions to place the macOS installer into your Applications Complete Installation
: Open your Applications folder and double-click the app named Install OS X Yosemite to begin the actual OS installation. Apple Support Important Considerations Compatibility
: Ensure your Mac is compatible with Yosemite before attempting to install. : Always perform a full backup of your data using Time Machine or another method before upgrading your operating system.
: If the download links do not trigger immediately, try using the Safari browser
, as some third-party browsers may block direct Apple server links. Apple Support Are you looking to create a bootable USB drive
To download Mac OS X Yosemite 10.10.5, you can use the official Apple Support Direct Download link. Apple provides these legacy DMG files for users who need to reinstall older operating systems or create bootable installers. Guide: How to Download and Prepare the Installer
Direct Download:Use a browser (preferably Safari) to download the OS X Yosemite 10.10 DMG from Apple’s servers. Note: This file is roughly 5.3 GB.
Open the DMG:Double-click the downloaded .dmg file to mount it on your desktop.
Run the .pkg:Inside the mounted disk image, you will find a file named InstallMacOSX.pkg. Double-click this to begin a brief installation process.
Crucial: This does not install the OS yet. It simply extracts the "Install OS X Yosemite" application into your Applications folder.
Locate the App:Go to your Applications folder. You should now see an app named Install OS X Yosemite. Double-click it to start the actual OS installation. Alternative: 10.10.5 Combo Update
If you are already running an earlier version of Yosemite (like 10.10.1) and just want to update to the final version, you can download the OS X Yosemite 10.10.5 Combo Update from Apple Support. Download OS X Yosemite 10.10.5 Combo Update - Apple Support
Mac OS X Yosemite (version 10.10) was released by Apple Inc. on October 16, 2014.
The 10.10.5 update (build 14F27, later 14F2511 for security updates) was released on August 13, 2015, as the final stability and security patch for Yosemite before El Capitan (10.11).
Yosemite introduced a redesigned flat UI, Continuity features (Handoff, AirDrop between Mac and iOS), and Spotlight improvements.
Before downloading, ensure your Mac qualifies:
| Model Type | Supported Examples | |------------|--------------------| | iMac | Mid-2007 or newer | | MacBook / MacBook Pro | Late 2008 aluminum, or early 2009+ | | MacBook Air | Late 2008 or newer | | Mac mini | Early 2009 or newer | | Mac Pro | Early 2008 or newer | | Xserve | Early 2009 |
Minimum RAM: 2 GB
Required free storage: 8 GB for the installer + ~12 GB for the OS itself.
If your Mac originally came with Snow Leopard (10.6) or Lion (10.7), Yosemite 10.10.5 is an excellent upgrade.
Most users wanting a “DMG link” actually want a bootable installer. Here’s how to turn the .app into a bootable disk image:
sudo /Applications/Install\ OS\ X\ Yosemite.app/Contents/Resources/createinstallmedia --volume /Volumes/YosemiteUSB --applicationpath /Applications/Install\ OS\ X\ Yosemite.app --nointeraction
To convert that USB into a DMG file (for archival):
Now you have your own personal Yosemite 10.10.5 DMG that works like the original Apple disk image.
Do not download a random “Yosemite 10.10.5.dmg” from file-sharing sites, torrents, or sketchy forums. Malware authors frequently disguise malware as old macOS installers.
If you need Yosemite:
To download Mac OS X Yosemite 10.10.5, the most secure and official method is through Apple's support pages or the Mac App Store. Since Yosemite is an older, unsupported operating system, Apple provides direct disk image (.dmg) files for older versions through a web browser. Official Download Links Full Installer (.dmg):
You can download the Yosemite 10.10 installer directly from Apple via Apple Support
. Note that this link often downloads the base version (10.10), which then requires an update to 10.10.5. Combo Update (10.10.5):
If you already have Yosemite installed and need to update to the final version, download the OS X Yosemite 10.10.5 Combo Update How to Install from a DMG Use Safari to download the file to your Double-click the file to open it. This will mount the image and show a (package) file. Run Installer: Double-click the
file and follow the on-screen instructions to install the "Install OS X Yosemite" app into your Applications Applications folder and double-click the Install OS X Yosemite app to begin the actual OS installation. Apple Support Alternative: Mac App Store
If you have previously "purchased" (downloaded) Yosemite, you can find it in your App Store history: and go to the Log in with your Apple ID and locate OS X Yosemite in the list to re-download it. Important Considerations Download OS X Yosemite 10.10.5 Combo Update - Apple Support 8 Mar 2024 —
To download and install OS X Yosemite (10.10.5), you should use official Apple resources to ensure the software is safe and compatible with your hardware. 1. Official Download Links
Apple provides the full installer for Yosemite as a disk image (.dmg) file for users with older, compatible Macs.
Full Installer DMG: Download OS X Yosemite 10.10 directly from Apple's servers.
10.10.5 Combo Update: If you already have Yosemite (10.10) installed and just need the 10.10.5 update, you can download the OS X Yosemite 10.10.5 Combo Update (approx. 2.12 GB). 2. System Requirements
Before downloading, ensure your Mac meets these minimum technical specifications: OS: Running OS X Snow Leopard 10.6.8 or later. Memory: At least 2 GB of RAM. Storage: At least 8 GB of available space. Compatible Models: iMac (Mid 2007 or newer) MacBook (Late 2008 Aluminum, or Early 2009 or newer) MacBook Pro (Mid/Late 2007 or newer) MacBook Air (Late 2008 or newer) Mac mini (Early 2009 or newer) Mac Pro (Early 2008 or newer) 3. How to Install from DMG How to download and install macOS - Apple Support (IN)
You can download the OS X Yosemite 10.10 disk image (.dmg) directly from Apple's official support servers. Note that the primary download provided by Apple is the base 10.10 version; if you need specifically version 10.10.5, you must first install the base OS and then apply the Combo Update Apple Support Official Download Links OS X Yosemite 10.10 Installer (DMG): Available on the Apple Support macOS Download Page OS X Yosemite 10.10.5 Combo Update: Download the standalone update package from Apple Support Downloads (approx. 2.12 GB). Apple Support Installation Steps Open the DMG: Double-click the downloaded InstallMacOSX.dmg Run the PKG: Inside the disk image, double-click the file. This does install the OS yet; it installs the installer app into your Applications Launch Installer: Applications folder and double-click the app named "Install OS X Yosemite" to begin the actual operating system installation. Update to 10.10.5: Once the OS is running, run the Combo Update file you downloaded to reach the final 10.10.5 version. Apple Support Important Compatibility Note:
Ensure your Mac is compatible with Yosemite before starting. Apple recommends using the Safari browser for these downloads to avoid potential link errors. Apple Support using this DMG? Download OS X Yosemite 10.10.5 Combo Update
macOS X Yosemite (version 10.10) is the eleventh major release of Apple’s desktop operating system, originally launched in October 2014. The final point‑release update, 10.10.5, was published in August 2015 and includes security patches, bug fixes, and minor feature refinements. Although newer macOS versions are now available, some users and organizations continue to run Yosemite for compatibility with legacy software or hardware.