The macOS Mojave installation should take about 30 to 40 minutes if everything works right. One may also ask, How long does it take to upgrade from El Capitan to Mojave? El Capitan was replaced by Sierra 10.12, High Sierra 10.13 and the current release, macOS 10.14 Mojave. Similarly, it is asked, What should I upgrade after El Capitan?. Apple's macOS 10.14 Mojave is available now, and after months of using it, I think most Mac users should upgrade if they can. Most Mac users should upgrade to the all-new Mojave macOS because its stable, powerful, and free.
Similarly, it is asked, Is it a good idea to upgrade to macOS Mojave? Before downloading any major update to your Mac operating system, it is very important to backup your data. Check the below solution to upgrade from El Capitan to directly Mojave without facing any data loss problems. Yes, upgrade from OS X El Capitan to macOS Mojave is absolutely possible.