The linked article hit my questions' topics but I did not deeply understand nor the configuration of the Apple ID on the fresh installed El Capitan nor the legal aspects of the solution. You can do so in App Store, or in System Preferences.

use it to do a clean install on my iMac (erasing all disk content before choosing the HDD in which to install El Capitan) How can I upgrade my Mac OS X 10.11 to the latest version First, sign in to your Apple ID account.

use a Mac of a friend of mine which runs El Capitan to download El Capitan from Mac App Store.

As Im in this case (Sibelius 5 and Mac OS X 10.5.8) its very important for me. This reading brought me to another solution: Alternative solution Upgrading from OS X 10.5.8 to 10.6 You can up- grade from 10.5.8 to 10.6 by purchasing the installation DVD for 19.99 (w/ free shipping), then up- date 10.6 to 10.6.8, for free using the Apple Software Update application already installed on your iMac. We are fully committed to supporting Mac OS X 10.6, and an update that. Said that, after some search, I found this macworld article showing alternative methods to upgrade from 10.5.8 MacOSX version to a more recent one. Find many great new & used options and get the best deals for Mac OS X 10.6.8 Snow Leopard Bootable DVD at the best online prices at eBay Free delivery for.

use the App Store to download and install El Capitan.

buy the DVD of Snow Leopard (10.6) from online Apple Store and install it on 10.5.8.

✘ MacOSX 10.6.8 is required to be installed (due to Mac App Store introduction) on the iMac Official solution (or what I undestood reading Apple website) Note: Although we take precautions when assembling binaries, please use the normal precautions with downloaded executables. Releases for old Mac OS X systems (through Mac OS X 10.5) and PowerPC Macs can be found in the olddirectory. ✔ my iMac version is listed under the upgradable devices This directory contains binaries for a base distribution and packages to run on macOS.

Now I want to upgrade my OS to El Capitan (10.11). June 2021- Easier to install 5,474 views Did you know you can easily download any mac os x update from.

I have an iMac(Early 2009) running Leopard (10.5.8). Download OS X 10.10 to 10.15 from apples support website using Safari.

Upgrade mac os x 10.5 8 to 10.6 free