What should I do before upgrading 10.6.8 Snow Leopard?

As much as I like the snow leopard, it really is time to move my iMac 2010 on a more modern operating system.  I am very nervous, especially since Apple is not a disc available for purchase to upgrade to a disc.

Apart from backing up (I have Time Machine on a separate drive), is there anything else I should do before upgrading to El Capitan? Should I disconnect the Machine from the first time?

I know I'll lose the ability to use some older programs, but I can live with that.

I fixed the permissions a couple of weeks - at this point, it's just the things that appear like fixing all the time (which IIRC are things that are supposed to be that way, but see the place as a 'bad').

Thank you.

While Time Machine is a form of backup, I strongly suggest that you make a full bootable backup on an external drive and test by starting from it before upgrade you.

In addition, as a suggestion for the future, by releasing a new OS, you can download the installer, leave when it starts to run and put aside, just in case. When El Capitan was released, Yosemite became unavailable unless you had already "bought". The same was the Mavericks and earlier versions of OS X when disks for the delivery of OS X are out of style.

Tags: Mac OS & System Software

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