Mac OS X 10.1 (

code name A code name, codename, call sign, or cryptonym is a code word or name used, sometimes clandestinely, to refer to another name, word, project, or person. Code names are often used for military purposes, or in espionage. They may also be used in ...

d Puma) is the second major release of

macOS macOS, previously OS X and originally Mac OS X, is a Unix, Unix-based operating system developed and marketed by Apple Inc., Apple since 2001. It is the current operating system for Apple's Mac (computer), Mac computers. With ...

Apple An apple is a round, edible fruit produced by an apple tree (''Malus'' spp.). Fruit trees of the orchard or domestic apple (''Malus domestica''), the most widely grown in the genus, are agriculture, cultivated worldwide. The tree originated ...

's desktop and server

operating system An operating system (OS) is system software that manages computer hardware and software resources, and provides common daemon (computing), services for computer programs. Time-sharing operating systems scheduler (computing), schedule tasks for ...

. It superseded

Mac OS X 10.0 Mac OS X 10.0 (code named Cheetah) is the first major release of macOS, Apple's desktop and server operating system. It was released on March 24, 2001, for a price of $129 after a public beta. Mac OS X was Apple's successor to the classic Ma ...

and preceded Mac OS X Jaguar. Mac OS X 10.1 was released on September 25, 2001, as a free update for Mac OS X 10.0 users. The operating system was handed out for free by Apple employees after

Steve Jobs Steven Paul Jobs (February 24, 1955 – October 5, 2011) was an American businessman, inventor, and investor best known for co-founding the technology company Apple Inc. Jobs was also the founder of NeXT and chairman and majority shareholder o ...

keynote A keynote in public speaking is a talk that establishes a main underlying theme. In corporate or commercial settings, greater importance is attached to the delivery of a keynote speech or keynote address. The keynote establishes the framework fo ...

speech at the Seybold

publishing Publishing is the activities of making information, literature, music, software, and other content, physical or digital, available to the public for sale or free of charge. Traditionally, the term publishing refers to the creation and distribu ...

conference in

San Francisco San Francisco, officially the City and County of San Francisco, is a commercial, Financial District, San Francisco, financial, and Culture of San Francisco, cultural center of Northern California. With a population of 827,526 residents as of ...

. It was subsequently distributed to Mac users on October 25, 2001, at

Apple Store The Apple Store is a chain of Retail, retail stores owned and operated by Apple Inc. The stores sell, service and repair various Apple products, including Macintosh, Mac desktop and MacBook laptop personal computers, iPhone smartphones, iPad ta ...

s and other

retail Retail is the sale of goods and services to consumers, in contrast to wholesaling, which is the sale to business or institutional customers. A retailer purchases goods in large quantities from manufacturers, directly or through a wholes ...

stores that carried Apple products. Mac OS X 10.1 was codenamed "Puma" because the internal team thought it was "one fast cat." In January 2002, Apple switched to using Mac OS X as the default OS on all new Macs at the time starting with the 10.1.2 release, replacing

Mac OS 9 Mac OS 9 is the ninth and final major release of the classic Mac OS operating system for Macintosh computers, made by Apple Computer. Introduced on October 23, 1999, it was promoted by Apple as "The Best Internet Operating System Ever", highlight ...

Features

Apple introduced many features that were missing from the previous version, as well as improving overall system performance. This system release brought some major new features to the Mac OS X platform: * Performance enhancements — Mac OS X 10.1 introduced large performance increases throughout the system. * Easier CD and

DVD The DVD (common abbreviation for digital video disc or digital versatile disc) is a digital optical disc data storage format. It was invented and developed in 1995 and first released on November 1, 1996, in Japan. The medium can store any ki ...

burning — better support in Finder as well as in

iTunes iTunes is a media player, media library, and mobile device management (MDM) utility developed by Apple. It is used to purchase, play, download and organize digital multimedia on personal computers running the macOS and Windows operating s ...

* DVD playback support — DVDs can be played in Apple DVD Player * More printer support (200 printers supported out of the box) — One of the main complaints of version 10.0 users was the lack of printer drivers, and Apple attempted to remedy the situation by including more drivers, although many critics complained that there were still not enough. * Faster 3D (

OpenGL OpenGL (Open Graphics Library) is a Language-independent specification, cross-language, cross-platform application programming interface (API) for rendering 2D computer graphics, 2D and 3D computer graphics, 3D vector graphics. The API is typic ...

performs 20% faster) — The OpenGL drivers and handling were vastly improved in this version of Mac OS X, which created a large performance gap for 3D elements in the interface, and 3D applications. * Improved

AppleScript AppleScript is a scripting language created by Apple Inc. that facilitates automated control of Mac applications. First introduced in System 7, it is currently included in macOS in a package of automation tools. The term ''AppleScript'' may ...

— The scripting interface now allows scripting access to many more system components, such as the Printer Center, and Terminal, thus improving the customizability of the interface. As well, Apple introduced AppleScript Studio, which allows a user to create full AppleScript applications in a simple graphical interface. * Improved filehandling - The Finder was enhanced to optionally hide

file extension File or filing may refer to: Mechanical tools and processes * File (tool), a tool used to remove fine amounts of material from a workpiece. ** Filing (metalworking), a material removal process in manufacturing ** Nail file, a tool used to gen ...

s on a per-file basis. The Cocoa API was enhanced to allow developers to set traditional Mac type and creator information directly without relying on Carbon to do it. * ColorSync 4.0, the

color management Color management is the process of ensuring consistent and accurate colors across various devices, such as monitors, printers, and cameras. It involves the use of color profiles, which are standardized descriptions of how colors should be disp ...

system and API. * Image Capture, for acquiring images from

digital camera A digital camera, also called a digicam, is a camera that captures photographs in Digital data storage, digital memory. Most cameras produced today are digital, largely replacing those that capture images on photographic film or film stock. Dig ...

s and scanners. * Menu Extras, a set of items the user can add to the system menu, replacing the supplied Dock Extras from Mac OS X 10.0 Cheetah.

Applications found on Mac OS X 10.1 Puma

* Address Book * AppleScript *

Calculator An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics. The first solid-state electronic calculator was created in the early 1960s. Pocket-si ...

* Chess * Clock * CPU Monitor *

DVD Player A DVD player is a machine that plays DVDs produced under both the DVD-Video and DVD-Audio technical standards, two different and incompatible standards. Some DVD players will also play audio CDs. DVD players are connected to a television to ...

* Image Capture *

iMovie iMovie is a free video editing software, video editing application made by Apple Inc., Apple for the Mac (computer), Mac, the iPhone, and the iPad. It includes a range of video effects and tools like color correction and image stabilization, b ...

* Internet Connect *

Internet Explorer for Mac Internet Explorer for Mac (also referred to as Internet Explorer for Macintosh, Internet Explorer Macintosh Edition, Internet Explorer:mac or IE:mac) is a discontinued proprietary web browser developed by Microsoft for the Macintosh platform to b ...

* Mail * Preview * Process Viewer (now Activity Monitor) *

QuickTime Player QuickTime (or QuickTime Player) is an extensible multimedia architecture created by Apple, which supports playing, streaming, encoding, and transcoding a variety of digital media formats. The term ''QuickTime'' also refers to the QuickTime Pla ...

* Sherlock * Stickies * System Preferences * StuffIt Expander * TextEdit * Terminal

System requirements

Supported computers: * Power Mac G3 * Power Mac G4 * Power Mac G4 Cube *

iMac G3 The iMac G3, originally released as the iMac, is a series of Macintosh personal computers that Apple Computer sold from 1998 to 2003. The iMac was Apple's first major product release under CEO Steve Jobs following his return to the financiall ...

* iMac G4, * eMac, *

PowerBook G3 The PowerBook G3 is a series of laptop Macintosh personal computers that was designed, manufactured, and sold by Apple Computer from 1997 to 2001. It was the first laptop to use the PowerPC G3 (PPC740/750) series of microprocessors, and was ma ...

, except for the original PowerBook G3 * PowerBook G4 * iBook RAM: * 128

megabyte The megabyte is a multiple of the unit byte for digital information. Its recommended unit symbol is MB. The unit prefix ''mega'' is a multiplier of (106) in the International System of Units (SI). Therefore, one megabyte is one million bytes ...

s (MB) (unofficially 64 MB minimum) Hard Drive Space: * 1.5 gigabytes (GB)

Release history

Timeline

References

External links

Mac OS X 10.1
review at

Ars Technica ''Ars Technica'' is a website covering news and opinions in technology, science, politics, and society, created by Ken Fisher and Jon Stokes in 1998. It publishes news, reviews, and guides on issues such as computer hardware and software, sci ...

* from

{{Apple Inc. 1 Products and services discontinued in 2006 PowerPC operating systems 2001 software