should an iMac 2009 be upgraded to 16 GB before installing El Capitan from Yosemite or is after is after all the same ?

IMAC Late 2009 8GB - Upgrade to El Capitan from Yosemite due - Also wanting to upgrade memory to 16 GB.

Does it matter the order in which this is done? All Yosemite updates have been done.

Posted on Apr 26, 2016 10:06 AM

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5 replies

Apr 26, 2016 10:20 AM in response to Texcam2043

Several things you should do before upgrading…

1. If you have issues on your present system don't compound them by installing over them. Solve them first then upgrade.

2. Check your applications for compatibility here…http://roaringapps.com/apps

3.Make a bootable clone or use TimeMachine to copy off onto another disk.

4.Disconnect all peripherals, including USB hubs.

5. After downloading the installer, it will be in /Applications folder. Copy it and then drag it to another locations like Downloads.

6 Be patient, the download takes a long time and the install may look like its died at times. Ignore it.

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should an iMac 2009 be upgraded to 16 GB before installing El Capitan from Yosemite or is after is after all the same ?

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