Check compatibility
You can upgrade to macOS Sierra from OS X Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 8.8GB of available storage space.
MacBook introduced in late 2009 or later
MacBook Air introduced in late 2010 or later
MacBook Pro introduced in mid 2010 or later
Mac mini introduced in mid 2010 or later
iMac introduced in late 2009 or later
Mac Pro introduced in mid 2010 or later Paragon app for mac.
MacBook Air introduced in late 2010 or later
MacBook Pro introduced in mid 2010 or later
Mac mini introduced in mid 2010 or later
iMac introduced in late 2009 or later
Mac Pro introduced in mid 2010 or later Paragon app for mac.
Thus, if you want to run any 32-bit application, do not update Mac operating system to macOS Catalina. On the contrary, if those 32-bit applications are of no use to you anymore or the key applications on your Mac are of 64-bits, you can just update the device directly. Q3: If I Want to Update to macOS 10.15 Catalina, Will Catalina Work on My Mac.
- 2 days ago Apple’s iOS 14.2 GM is now available, alongside the corresponding iPad software update, iPadOS 14.2 GM. If you’re wondering whether or not your device is compatible with iOS 14 or iPadOS 14.
- Trying to update my macbook pro (2014) to Mac OS Catalina 10.15.5, keep asking me to restart, after restarting, the “update now” keeps appearing. Please help, have been trying for several months.
To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . If your Mac isn't compatible with macOS Sierra, the installer will let you know.
![Update My Mac Os Update My Mac Os](https://www.howtogeek.com/thumbcache/2/200/c274079cb5f0217077c5f610ae5489a7/wp-content/uploads/2016/08/img_57c360ff6e064.jpg)
Make a backup
Before installing any upgrade, 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.
Get connected
It takes time to download and install macOS, so make sure that you have a reliable Internet connection. If you're using a Mac notebook computer, plug it into AC power.
Download macOS Sierra
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of the Mac operating system.
If you still need macOS Sierra, use this link: Download macOS Sierra. A file named InstallOS.dmg will download to your Mac.
Install the macOS installer
Double-click the downloaded file to open a window showing its contents. Then double-click the file within, named InstallOS.pkg.
Follow the onscreen instructions, which will guide you through the steps necessary to install.
Begin installation
After installation of the installer is complete, open the Applications folder on your Mac, then double-click the file named Install macOS Sierra.
Latest Mac Os
Click Continue and follow the onscreen instructions. Program to cut music on mac. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.
Allow installation to complete
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.
Mac Operating System Download
Learn more
Update My Mac Os X 10.9.5
- If you have hardware or software that isn't compatible with macOS Sierra, you might be able to install the previous version, OS X El Capitan.
- macOS Sierra won't install on top of a later version of macOS, but you can erase your disk first or install on another disk.
- You can use macOS Recovery to reinstall macOS.