A bug in OS X 10.9 Mavericks causes the operating system to become unresponsive. In many cases, an error dialog appears claiming that your system has run out of application memory. Edit mode March 25, 2019 Security Update 2018-006 Sierra iMac: Late 2009 or newer Tip: If you're signed into iCloud on your Mac, your photos will be automatically uploaded to iCloud with no further interaction on your end. They will appear on all devices linked with your iCloud account.
Photos: This lists your photos by the time they were taken, with the newest at the bottom of the list. They're further organised by location: if you took some photos across an afternoon within the same general location then Photos will likely bunch them together in one group.
MacBook models introduced in early 2015 or later
Images may take several minutes to transfer.
How to add more RAM to your MacBook Pro
How to free up storage space on your Mac
Eventually, 64GB of RAM will increase in availability and come down in price. The good news is that you can use this tutorial to do whatever RAM upgrade you wish to do on your Mac mini.
Open the downloaded file and start the installer.
iMac (17-inch, Late 2006 CD)