I explained the problem, they gave me a telephone appointment for the next day, and never called back. To upgrade Mac OS X El Capitan to macOS Sierra 10.12, the latest updates from Apple.Inc, Download the macOS Sierra 10.12.1 latest version from Apple App Store. Are you looking for a secure guide to upgrade Mac OS X to El Capitan 10.11.6 without losing any data Follow this page, we'll guide you to complete the El Capitan upgrade process on your Mac. The size would depend on the number of photos that have been saved in the library file. The next box would be an open square box for the size of file. Change the second drop down menu option to greater than. Select Disk Utility on the Mac OS X Utilities screen and click Continue. The first dropdown is named Kind, and then select the file size from menu. As the machine is restarting, press Command + R. Click on the Apple icon in the top left part of the desktop and select Restart from the drop-down. I called their support number (I live in Italy), a representative answered from Greece. If so, make sure the machine is connected to the Internet and follow the steps below. OS X El Capitan can upgrade Yosemite, Mavericks.
macOS Sierra can upgrade El Capitan, Yosemite, Mavericks, Mountain Lion, or Lion. Open that app from your Applications folder to begin installing the operating system.
I was lucky - my son had a MacBook 2008 just like the one I was trying to upgrade, and he graciously lent me a working backup disk to do this with.Īpple's response to the problem was highly unsatisfactory. It installs an app named Install Version Name. erase the original user's data and put in your own info. Clone the USB disk with CCC to the Mac you're trying to upgrade. Clone the other Mac's HD on a USB disk with CarbonCop圜loner, making sure the clone is bootable (include a working copy of CCC in the process). find a computer with installed MacOS 10.11. The only solution that worked was complicated and klutzy: 1. Another error message popped up, and said that my installation file was "probably corrupted" (freshly donwloaded from the Apple Store). (Download El Capitan from Apple’s site.) El Capitan seems to be the last release that can migrate files from Snow Leopard. Setting back the date to 2015 did not work for me. Install Mac OS X 10.11 El Capitan on an external drive.