Caillou OS A Mac OS X Company Mac OS

Upgrade to macOS Big Sur

Mac OS X 10.0: September 13, 2000 March 24, 2001 Code name Cheetah; Mac OS X 10.1: September 25, 2001 September 25, 2001 Code name Puma; Mac OS X 10.2: August 23, 2002 Code name Jaguar; Mac OS X Panther: October 24, 2003 Version 10.3; Macintosh computers (PowerPC and X86) Mac OS X Tiger: April 29, 2005 Version 10.4; Mac OS X Leopard: October 26. Download File: PL2303HXDGMac Driverv2.1.020210311.zip Mac OS X Universal Binary Driver v2.1.0 (PKG file format) For Mac OS Big Sur (version 11) - see NOTE below; For Mac OS Catalina (version 10.15). The classic OS X 10.12, or rather macOS upgrade, introduced tons of features anyone would still want on their Mac. Because, it's well-tested and secure. Now we'll take a quick look at the legendary macOS Sierra upgrade. (In case you want to upgrade your Mac to macOS 10.13 High Sierra, check out this guide.).

Before installing this upgrade, make sure that your Mac is ready.

Check compatibility

Caillou Os A Mac Os X Company Mac Os 11

macOS Big Sur supports most Mac models introduced in 2013 and later.

View compatible Mac models

Make a backup

Before you upgrade, make a complete backup with Time Machine, or store your files in iCloud.

Learn how to back up your Mac

Free up space

If the installer needs more storage space to upgrade, you can free up space using tools that come with your Mac.

Free up storage space

Download macOS Big Sur

If you’re using macOS Mojave or later, choose Apple menu  > System Preferences, then click Software Update. If you’re using an earlier macOS, use the App Store instead.

Learn how to download and install macOS Big SurGo to the App Store

Get to know macOS Big Sur

Learn about some of the new features of macOS Big Sur.

Control Center

Control Center brings favorite controls such as Bluetooth, Wi-Fi, Do Not Disturb, and Sound together in a single place—so you can easily adjust them at any time.

Use Control Center

Notification Center

Notification Center puts notifications and>

Safari

Customize your start page, navigate with ease using the new tab bar, and access a new privacy report to see just how Safari protects your privacy as you browse.

Get to know SafariMac

Maps

Discover great places around the world and navigate easier with guides, cycling directions, indoor maps, Look Around, electric vehicle routing, and more.

Messages

Send messages to friends and family using new tools that make it easier to keep track of group conversations and give you fun, engaging ways to express yourself.

Use Messages

Caillou Os A Mac Os X Company Mac Os Catalina

CompanyLearn more on YouTube

Photos

Caillou Os A Mac Os X Company Mac Os X

Use the expanded editing capabilities in Photos to easily make simple changes and more advanced adjustments to your photos.

Learn how to edit your photos

Have a question?

Ask everyone. Our Apple Support Community can help you find answers.

Ask now

Tell us how we can help

Answer a few questions and we'll help you find a solution.

Get support