Installing lion how long

To get a Lion installer you can purchase one on a USB thumbdrive from Apple Store ready to go, or you can purchase and download Lion online from Apple and then make a USB installer — see this post for how. Boot off the Lion USB thumbdrive. Select the USB drive when it appears.

OSX Journeled Extended format. Thank you so much. But how long will you have to wait as the rough beast slouches its way onto your hard disk? First, you need to find out how much throughput you get from your Internet connection — not how much throughput your service provider says you get, but how much you actually get, which may vary with time of day.

Early evening is often the worst time for residential Internet connections, as everyone heads to Netflix to stream videos.

Fortunately, there are a number of Web sites that can test your connection, such as Speedtest. You can run a quick test on that site it only takes thirty seconds or so to find out the throughput of your connection in Mbps megabits per second.

Once you know that, you need to know how big the download is. Fortunately, that is not a big secret: the Mac OS X Simply plug in the size of the download, and the throughput of your connection, and hit the Get Download Time button. For a sense of how long the download would take on various standard Internet connections, check out the Gaijin Download Time Calculator. Of course, the estimate you get is only provisional: The download speed also depends on the throughput of the Mac App Store servers and Internet connections, along with the route between you and the Mac App Store.

As we all know, those variables can vary. A good point for those looking to get Lion immediately. But Lion isn't terribly different from downloading the Xcode install clocking in at 4. But it's a good idea to go into the purchase forewarned that you're committing about an hour of your life just to the download process.

I remember being on the Apple support website team in when SW engineering informed us that the 9. We were astonished! The largest update we'd shipped at that time was around 30MB.

We new from download stats that most customers were on a 33KK modem connection and the download would take 6. All things considered, I'm happy that the ability to download the entire OS has finally come. If this does not help, showing the "Istaller logs" may provide hints why it takes too long. Sign up to join this community. The best answers are voted up and rise to the top. Stack Overflow for Teams — Collaborate and share knowledge with a private group.

Create a free Team What is Teams? Learn more. Asked 1 year, 3 months ago. Active 1 year, 3 months ago. Note what a difference SSD made in the chart below:.

Apple servers are very busy today, as the company is distributing new Mac versions of iPhoto, iMovie, Safari and iWork in addition to the OS. Our readers have reported a range of download times from one to three hours. The Mountain Lion installer is 4.