Addition of a 'Window' menu to the Finder (introduced in Mac OS 9.1).

CD Burning in the Finder (introduced in Mac OS 9.1).

USB Printer Sharing, a control panel allowing certain USB printers to be shared across a TCP/IP network.

An updated version of AppleScript with support for TCP/IP.

Remote Access Personal Server 3.5, including support for TCP/IP clients over Point-to-Point Protocol (PPP).

Improved font management through FontSync.

Speakable Items 2.0, also known as PlainTalk, featuring improved speech synthesis and recognition along with AppleScript integration.

A redesigned Sound control panel and support for USB audio.

A Software Update control panel for automatic download and installation of Apple system software updates.

Keychain, a feature allowing users to save passwords and textual data encrypted in protected keychains.

Support for voice login through VoicePrint passwords.

Integrated support for multiple user accounts without using At Ease.

Mac, then MobileMe, which was replaced by iCloud) and included improved TCP/IP functionality with Open Transport 2.5. Mac OS 9 also featured integrated support for Apple's suite of Internet services known as iTools (later re-branded as. Apple billed Mac OS 9 as including '50 new features' and heavily marketed its Sherlock 2 software, which introduced a 'channels' feature for searching different online resources and introduced a QuickTime-like metallic appearance.

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