To get the latest features and maintain the security, stability, compatibility, and performance of your Mac, it's important to keep your software up to date. Apple recommends that you always use the latest macOS that is compatible with your Mac.
To Update Mac: Go to System Preferences and click the Software update. If there is an available update, click download and install. You can also set an automatic update in the future. Simply go to the AppStore and click on ‘Automatically keep my Mac up to date’. This will send you a notification whenever there is an update available. I am trying to upgrade MacBook Air (2013). When I go to the App store to download Mac Sierra, the download button is not available, as it reads 'Installed'. However, when I go to 'About This Mac' it shows I am running version 10.9.5. I have restarted my laptop a few times. Mac OS sierra launched in mid-2016 made a drastic entry into the market after the OS X. Mac OS sierra made a revolutionary shift from the recent trends in the Mac OS history. The Mac OS series had some issues when it came to the graphical user interface which was frowned upon by many Apple users. 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. If you Mac is supported read: How to update to Big Sur.
Learn how to upgrade to macOS Big Sur, the latest version of macOS.
Check compatibility
If a macOS installer can't be used on your Mac, the installer will let you know. For example, it might say that your Mac doesn't have enough free storage space for the installation, or that the installer is too old to be opened on this version of macOS.
If you want to check compatibility before downloading the installer, learn about the minimum requirements for macOS Catalina, Mojave, High Sierra, Sierra, El Capitan, or Yosemite. You can also check compatible operating systems on the product-ID page for MacBook Pro, MacBook Air, MacBook, iMac, Mac mini, or Mac Pro.
Make a backup
Before installing, it’s a good idea to back up your Mac. Time Machine makes it simple, and other backup methods are also available. Learn how to back up your Mac.
Download macOS
It takes time to download and install macOS, so make sure that you're plugged into AC power and have a reliable internet connection.
These installers from the App Store open automatically after you download them:
- macOS Catalina 10.15 can upgrade Mojave, High Sierra, Sierra, El Capitan, Yosemite, Mavericks
- macOS Mojave 10.14 can upgrade High Sierra, Sierra, El Capitan, Yosemite, Mavericks, Mountain Lion
- macOS High Sierra 10.13 can upgrade Sierra, El Capitan, Yosemite, Mavericks, Mountain Lion, Lion
Your web browser downloads the following older installers as a disk image named InstallOS.dmg or InstallMacOSX.dmg. Open the disk image, then open the .pkg installer inside the disk image. Office for mac. It installs an app named Install [Version Name]. Open that app from your Applications folder to begin installing the operating system.
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- macOS Sierra 10.12 can upgrade El Capitan, Yosemite, Mavericks, Mountain Lion, or Lion
- OS X El Capitan 10.11 can upgrade Yosemite, Mavericks, Mountain Lion, Lion, or Snow Leopard
- OS X Yosemite 10.10can upgrade Mavericks, Mountain Lion, Lion, or Snow Leopard
Install macOS
Follow the onscreen instructions in the installer. It might be easiest to begin installation in the evening so that it can complete overnight, if needed.
If the installer asks for permission to install a helper tool, enter the administrator name and password that you use to log in to your Mac, then click Add Helper.
Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac might restart, show a progress bar, or show a blank screen several times as it installs both macOS and related updates to your Mac firmware.
Learn more
You might also be able to use macOS Recovery to reinstall the macOS you're using now, upgrade to the latest compatible macOS, or install the macOS that came with your Mac.
Contrary to Apple's promises to ensure the most stable operation of macOS Catalina on all compatible devices, regardless of generation, only a day after the release of the update on the Web, there were a lot of complaints about the failures brought by the current macOS Catalina version.Why won't macOS Catalina install on my Mac?
This problem begins with the introduction of many users with macOS Catalina. And although the result of all, faced with it, one, causing its causes may be very different.Download Ios For Macbook
If the shortage became known during the installation, restart your Mac and press Control + R to enter the recovery menu, select Disk boot, then delete unnecessary files from the memory, and repeat the installation.
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Secondly, the inability to complete the download may occur due to the disconnection of the connection with Wi-Fi. To avoid this, it is recommended either to locate the upgraded computer in the immediate vicinity of the router, or to connect to the Network directly via Ethernet.If problems arise when installing an update located on an external drive via an adapter, try connecting it directly to the Thunderbolt port, or use another adapter. Perhaps this bandwidth was not enough.
Unfortunately, problems are far from uncommon for most updates, but almost every one of them can be solved. The main thing is to know what manipulations should be made in order to restore the Mac to its former stability.