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Why does it take so long to reinstall Mac OS?
Since the main reason for slow OS X installs is the use of relatively slower installation media, if you are planning on installing OS X multiple times then you might benefit from using faster media.
How long does a Mac OS X reinstall take?
Depends on what kind of Mac you have and method of install. Typically, if you have a stock 5400 rpm drive, it takes about 30 – 45 minutes using a USB installer. If you are using the internet recovery route, it can take over an hour, depending on speed of internet etc.
How long does it take to reinstall OS X Yosemite?
30 to 60 minutes
Type them in the appropriate fields; click Sign In, and your Yosemite installation (or reinstallation) begins. The operating system takes 30 to 60 minutes to install, so now might be a good time to take a coffee break. When the install is finished, your Mac restarts itself.
How long does it take to reinstall macOS Catalina?
macOS Catalina Installation Time The macOS Catalina installation should take about 20 to 50 minutes if everything works right. This includes a speedy download and a simple install with no issues or errors. Best case, you can expect to download and install macOS 10.15. 7 in about 30-60 minutes.
How long does it take to reinstall OS X on MacBook Pro?
MacBook Pro: OS X reinstall is taking “forever”, (over 12 hours) to finish. I’d suggest pulling down the installer on another Mac and creating a local installation source. Installing it over the internet is a multi-hour process.
What’s the latest OS X for a MacBook Pro?
Download and install the OS X El Capitan 10.11.6 Combo Update or 10.12.6 Combo Update or Download macOS High Sierra 10.13.3 Combo Update as needed. Reinstall OS X by booting from the Recovery HD using the Command and R keys.
Why is my MacBook Pro taking so long to boot?
This is a known problem with the Apple Store for both iOS and Mac OS X. The solution is to change your DNS settings and flush your DNS cache. There seems to be something funny with apple’s CDN.
How long does it take to reinstall OS X Mavericks?
I decided to backup my important files….took me 3 days because each click would take ages to be executed. Now for over 18 hours, I’m waiting on OS X Mavericks to finish installing on my computer which is under 2 yrs old.