Operating Systems
operating systems — pre-owned
Browse 6,984 operating systems — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.
Microsoft Windows 11 Home + USB Flash Drive English 64-bit Physical English
Microsoft Windows 11 Home + USB Flash Drive English 64-bit Physical English.
Microsoft Windows XP Professional x64 64 Bit Full English Vers. MS WIN PRO =NEW=
NEW Windows XP Professional x64 Edition 64-Bit Full English OEM Version. Microsoft Windows XP Pro x64 DVD folder.
MICROSOFT WINDOWS XP PROFESSIONAL w/SP3 FULL OPERATING SYSTEM MS WIN PRO =NEW=
Microsoft Start Here Manual. Picture is of the EXACT item you will receive (opened but UNUSED ). We take issues of pirated software very seriously.
MICROSOFT WINDOWS 98 SECOND EDITION FULL OPERATING SYSTEM WIN 98 SE =NEW=
Windows 98 SE Microsoft Certificate of Authenticity (COA) with Product Key. Windows 98 SE Full Version OEM CD-ROM (You don’t need a previous version of windows to install). Windows 98 SE “Getting Started” Manual.
Microsoft Windows 10 Professional Activation Key English USB Flash Drive
BOX NOT INCLUDED! The Microsoft Windows 10 Professional Activation Key English USB Flash Drive is a standard license operating system by Microsoft. It requires a minimum of 2GB of RAM and 20GB of hard drive space, with a minimum processor speed of 1 GHz. This product is a lifetime warranty. It comes in a flash drive format with a unit height of 1 inch, making it a convenient and portable option for activating and using Microsoft Windows 10 Professional operating system on a single device.
Microsoft Windows 11 Home 64-Bit FPP USB - English
You save $1.70
Microsoft Windows Vista Ultimate 32-bit DVD in Paper Sleeve
It was never used.
Microsoft Windows XP Professional Edition with SP2 - Original Retail Box
The Microsoft Windows XP Professional Edition with SP2 is a genuine retail copy of the operating system, packaged in its original box. This CD format product is designed for use on one device and is in English language. With a minimum RAM requirement of 64 MB, this standard license edition of Microsoft SP2 is ideal for those looking to upgrade or install Windows XP on their computer systems. Please refer to pictures
MICROSOFT WINDOWS XP PROFESSIONAL FULL VERSION w/SP2 & SP3 MS WIN PRO=BRAND NEW=
Windows XP Professional Full English Version 2002. Microsoft Start Here Manual. We take issues of pirated software very seriously.
IBM Operating System 2 Standard Edition OS/2 3.5” Diskette 1990
This unit, in English language, is designed for use with a single device and originates from the United States.
Microsoft Windows Vista Ultimate Upgrade 32/64-Bit 2 Disc Set w/ Key & Book
You save $12.69
Microsoft Windows NT Server 4.0 (5 Client Access Licenses And MS FrontPage)
The product is a Microsoft Windows NT Server 4.0 operating system CD with 5 client access licenses and MS FrontPage. It is designed for use with Microsoft Windows NT Server operating systems and comes in English language format. This product is ideal for businesses or individuals looking to set up and manage a network server with a variety of client access licenses. Vintage OS. DISCS ARE IN EXCELLENT CONDITION.
OEM Microsoft Windows 7 Ultimate 32-bit DVD, Service Pack 1, Key NOT included.
Upgrade or reinstall a compatible PC with anOEM Microsoft Windows 7 Ultimate 32-bit installation DVD.
Microsoft Windows 8 Pro 64 bit x64 64 Bit DVD Full English MS WIN 8 =NEW=
1 gigahertz (GHz) or faster 64-bit (x64) processor. Original MS Windows 8 Pro Hologram64 bit DVD. Windows 8 Pro Original DVD Sleeve with Microsoft Certificate of Authenticity (COA ). (Original GENUINE NEW MS OEM Version and NOT an Academic, NFR, or CD-R copy).
MICROSOFT WINDOWS 98 FULL ENGLISH VERSION OPERATING SYSTEM MS WIN =NEW=
Windows 98 Microsoft Certificate of Authenticity (COA) with Product Key (NO MANUAL). Windows 98 Full Version OEM CD-ROM (You don’t need a previous version of windows to install). Picture is of the EXACT item you will receive (OPENED BUT UNUSED).
Microsoft Windows Vista Ultimate Full 32 Bit & 64 Bit DVDs =RETAIL BOX=
WINDOWS VISTA ULTIMATE. It is the Genuine. If you want to run Windows Vista on your PC, here's what it takes 32 Bit and 6.
NEW Windows XP Professional x64 Edition 64-bit SP2 CD Disc & Product Key on COA
Great software
Vintage Slackware Linux 9.0 c2003 March 4 CD Set
Microsoft Publisher 2010 Full Version Windows PC Software DVD With Product Key
What you see in the photos is exactly what you will receive. Please review all photos carefully for condition and details. Packaged carefully and shipped quickly. Feel free to message me with any questions before purchase. If there are any issues after delivery, please contact me right away so it can be resolved.
Microsoft Windows Vista Home Premium Full Version with Key Service Pack 1 32-bit
What you see in the picture is what you will receive.
Microsoft Windows 98 Second Edition SE Upgrade Original Sleeve Box Art Book Key
Let me know if you have any questions.
Microsoft Windows Vista Ultimate Full Retail Version 64 Bit Sealed
Microsoft Windows Vista Ultimate. Genuine Microsoft Software. The item remains sealed and has not been opened. Factory Sealed.
Microsoft Windows 7 Professional 32/64 Bit Full Version w key & docs
With key and other docs. Factory fresh condition.
Microsoft Windows 7 Ultimate 32 & 64 Bit DVDs Genuine MS WIN Full Retail Box Key
Great conditions, includes both disc and key.
WINDOWS PROFESSIONAL 2000 - UPGRADE EDITION
MICROSOFT WINDOWS 2000 PROFESSIONAL.
MICROSOFT WINDOWS ME FULL VERSION MS WIN MILLENNIUM =NEW=
Microsoft Windows Vista Ultimate Upgrade 32-bit 64-bit DVD-ROM Software Box Set
Microsoft Windows Vista Ultimate Upgrade edition in its original clear case, featuring both 32-bit and 64-bit DVD-ROM software discs. Software: Windows Vista Ultimate. Edition: Upgrade.
Apple Mac OS X Snow Leopard 10.6.3 Software Operating System Box Manual
Apple Mac OS X Snow Leopard 10.6.3 Software Operating System
You save $4.75
Microsoft Windows XP Professional 2002 Version, 32bit, Retail Package, W/ Keys
Opened box , all items that are shown in the pictures. Cd in perfect condition. All book are in good condition , box has some minor wear .
Microsoft Windows 11 Model 1734 retail USB flash drive - NO activation key
Microsoft Windows 11 Model 1734 retail USB flash drive - NO activation key Includes windows 11 installation files on bootable USB flash drive. Does not include activation key and must be purchased separately.
Apple Mac OS X 10.4 Tiger - Full Version for Mac M9639ZA + iWork
Apple Mac OS X 10.4 Tiger - Full Version for Mac M9639ZA
Microsoft Windows 7 Professional PRO LCR 64 bit CD w/Product Key
Microsoft Windows 11 Pro 64-Bit Operating System HAV-00162
You save $6.00
Microsoft Windows 3.11 OS 3.5" Floppy Disk Set 1-6 English Commercial 3.x
The product is a set of Microsoft Windows 3.11 operating system floppy disks, specifically versions 3.5 to 6. These disks are in English and are designed for commercial use. The minimum requirements for installation include 64 MB of RAM, a 66 MHz processor speed, and less than 50 MB of hard drive space. This vintage operating system from Microsoft is compatible with Windows 3.x operating systems and is ideal for those looking to experience classic computing technology from the 1990s. With a compact size of 3.5 inches in length, height, and width, these floppy disks provide a nostalgic trip back in time for computer enthusiasts.
Apple Mac OS 9.1 Update CD Macintosh Operating System Sherlock 2 English
Title: Mac OS 9.1 Update CD Featuring Sherlock 2. Includes: Single update CD in white paper sleeve labeled A9. Format: CD. Data side has light hairline scratches and surface scuffs visible in photos.
MICROSOFT WINDOWS 2000 PROFESSIONAL WITH SP4 FULL OPERATING SYSTEM MS WIN PRO
Microsoft Start Here Manual. w/SP4 Latest Edition. We take issues of pirated software very seriously. Picture is of the EXACT item you will receive (OPENED BUT USNUSED ).
Apple Mac OS X Leopard 10.5 Install DVD w/ Manual USED
VERY GOOD CONDITION.
Apple MacBook Pro Mac OS X 10.6 Install DVD & Applications Install DVD
Excellent Condition You Get Both
Microsoft Windows 8.1 Pro 64 bit x64 64 Bit DVD Full English MS WIN 8.1 =NEW=
1 gigahertz (GHz) or faster 64-bit (x64) processor. Original MS Windows 8 Pro Hologram64 bit DVD. Windows 8 Pro Original DVD Sleeve with Microsoft Certificate of Authenticity (COA ). (Original GENUINE NEW MS OEM Version and NOT an Academic, NFR, or CD-R copy).
MICROSOFT WINDOWS XP HOME FULL OPERATING SYSTEM OS MS WIN =BRAND NEW=
Microsoft Start Here Manual. 1.5 GB of available hard disk space.