You asked: How do I install a new operating system on my Mac?

Choose System Preferences from the Apple menu. , then click Software Update to check for updates. If any updates are available, click the Update Now button to install them. Or click More info to see details about each update and select specific updates to install.

How do I wipe my Mac and install a new operating system?

Erase and reinstall macOS

  1. Start up your computer in macOS Recovery: …
  2. In the Recovery app window, select Disk Utility, then click Continue.
  3. In Disk Utility, select the volume you want to erase in the sidebar, then click Erase in the toolbar.

Why won’t my Mac download the new OS?

There are several reasons you might be unable to update your Mac. However, the most common reason is a lack of storage space. Your Mac needs to have enough free space to download the new update files before it can install them. Aim to keep 15–20GB of free storage on your Mac for installing updates.

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Is my Mac too old to update?

Apple said that would run happily on a late 2009 or later MacBook or iMac, or a 2010 or later MacBook Air, MacBook Pro, Mac mini or Mac Pro. … This means that if your Mac is older than 2012 it won’t officially be able to run Catalina or Mojave.

How do I manually install a new Mac OS?

To install updates manually on your Mac, do one of the following:

  1. To download macOS software updates, choose Apple menu > System Preferences, then click Software Update. …
  2. To update software downloaded from the App Store, click the Apple menu—the number of available updates, if any, is shown next to App Store.

How do I install OSX on new hard drive from USB?

Insert the flash drive in a USB port on your Mac. Start the Mac and hold down the option key. Select to boot from the flash drive. Use the Disk Utility application to create a single partition to install El Capitan (OS X 10.11).

How do I reinstall OSX without losing files?

Option #1: Reinstall macOS without Losing Data From Internet Recovery

  1. Click the Apple icon>Restart.
  2. Hold down the key combination: Command+R, you will see the Apple logo.
  3. Then choose “Reinstall macOS Big Sur” from utilities window and click “Continue”.

How do you force a Mac to update?

Update macOS on Mac

  1. From the Apple menu  in the corner of your screen, choose System Preferences.
  2. Click Software Update.
  3. Click Update Now or Upgrade Now: Update Now installs the latest updates for the currently installed version. Learn about macOS Big Sur updates, for example.
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How do I update my Mac when it says no updates available?

Click Updates in the App Store toolbar.

  1. Use the Update buttons to download and install any updates listed.
  2. When the App Store shows no more updates, the installed version of MacOS and all of its apps are up-to-date.

What do I do if my Mac won’t update?

If you’re positive that the Mac isn’t still working on updating your software then run through the following steps:

  1. Shut down, wait a few seconds, then restart your Mac. …
  2. Go to System Preferences > Software Update. …
  3. Check the Log screen to see if files are being installed. …
  4. Try installing the Combo update. …
  5. Reset the NVRAM.

Is my Mac too old to update Safari?

Older versions of OS X don’t get the newest fixes from Apple. That’s just the way software works. If the old version of OS X you’re running doesn’t get important updates to Safari anymore, you’re going to have to update to a newer version of OS X first. How far you choose to upgrade your Mac is entirely up to you.

Will Big Sur slow down my Mac?

Chances are if your computer has slowed down after downloading Big Sur, then you are probably running low on memory (RAM) and available storage. … You may not benefit from this if you have always been a Macintosh user, but this is a compromise you need to make if you want to update your machine to Big Sur.

What Mac operating systems are still supported?

Which versions of macOS does your Mac support?

  • Mountain Lion OS X 10.8.x.
  • Mavericks OS X 10.9.x.
  • Yosemite OS X 10.10.x.
  • El Capitan OS X 10.11.x.
  • Sierra macOS 10.12.x.
  • High Sierra macOS 10.13.x.
  • Mojave macOS 10.14.x.
  • Catalina macOS 10.15.x.
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