This article has been created to direct customers to technical support for older versions of Operating System software. Support for Mac OS 8.0 and later can be found in the Software Support Web pages on the Apple Support Web site :

Mac OS 8.1: http://www.info.apple.com/support/pages.taf?product=macos8.1
Mac OS 8.5: http://www.info.apple.com/support/pages.taf?product=macos85
Mac OS 8.6: http://www.info.apple.com/support/pages.taf?product=macos8.6

Please be aware that issues and solutions for Older System Software found in the Tech Info Library have often been solved in more recent releases of System Software. Therefore, it is recommended that you run the most recent system software on your Macintosh.

If you have looked at product support information in the resources listed below and have not found a resolution to your Mac OS related issue, you may wish to proceed directly to the

Technical Information can be found in the Tech Info Library:

The Tech Info Library ( TIL ) has over 14,000 technical articles and is updated daily.

The Tech Info Library - TIL Archive contains knowledgebase articles covering products eight years or older. Archived articles are not updated.

To find articles that relate to your Operating System you can Search or Browse the TIL. For assistance in using the Search option to the best advantage please read TIL article number 22104 : "TIL: How to Search for Articles on the World Wide Web". To Browse the library you can click on the "Browse" button on the navigation bar, select a product area from the pull down menu and then choose a category of articles to read.

The Tech Info Library articles featured below relate to System 7 and later versions of the Macintosh Operating System.

Mac OS: Upgrading from Older OS Versions Article Number: 30152
This article lists different options for obtaining various version of System Software, System Upgrades and Mac OS Software.

Macintosh: System Software Version History Article Number: 15582
This article contains a history of older versions of Macintosh System Software

Software Fulfillment Options Article Number: 60006
This article will help to identify the recommended method of acquiring the most appropriate software for an Apple product.

System 7: 7.5.3 and Later Enabler Matrix Article Number: 21176
This article lists all Macintosh cpus and the versions of System 7.5.3 and later that they support. It also lists current versions of required enablers.

Click on Browse to go directly to the System 7.0 through Mac OS 8.5 Category of articles in the Tech Info Library.

Click on Browse to go directly to pre System 7.0, and more System 7.0x-7.1x, 7.5.x articles in the Archive Tech Info Library.

System 7.5: Updates, Versions, & What's Installed Article Number: 20249
If you are confused about System 7.5 and its updates please read this article.

System 7.5.3: What Updates Do I Need for System 7.5.5 ? Article Number: 20081
Questions and answers for customers who had System 7.5.3 pre-installed on their hard drive.

Download System 7.5 version 7.5.3 full install at http://asu.info.apple.com/swupdates.nsf/artnum/n11258

System 7.5.5 Update: Frequently Asked Questions (5/97) Article Number: 20408
This article contains the answers to frequently asked questions (FAQ) about System 7.5.5 Update.

Download System 7.5 .5 at http://asu.info.apple.com/swupdates.nsf/artnum/n10561

Where to get Mac OS 7.6 and 7.6.1 Article Number: 26170
Many Customers with older Macintosh computers ask Apple where they can find Mac OS 7.6.

Software Updates can be found in the Software Updates Library:

The Apple Software Library at: http://asu.info.apple.com/ is a collection of updaters, utilities, and full software installs to help keep your Apple Products running smoothly. You can locate a particular software file by either searching our library, browsing our hierarchy (alphabetically or by directory), or viewing a list of the most recent postings. Basic Help document for searching the updates library: http://asu.info.apple.com/swupdates.nsf/artnum/n1003

Where to Find Apple Software Updates Article Number: 14724
This TIL article details where Apple Software Updates are posted and available for downloading.

Browse the Apple II and Apple IIGS Directory
Browse Older System Software Directory

Apple's Tech Exchange - Discussion Forum

Use this link to go to the Mac OS Discussion Forum . To reach other discussion forums check other product support pages at: http://www.info.apple.com/te

Apple agrees to maintain the discussion forums and read all posts from customers. Apple personnel will focus on gathering feedback and bug reports which will be forwarded to the appropriate Apple group and correcting erroneous information in the forums. Due to load, Apple will not be able to respond directly to every question posted. Many Apple customers are experts when it comes to Apple products and are therefore encouraged to share their valued technical expertise in these forums, and help others achieve success with their Apple products.

If you're new to the Tech Exchange Discussion Forums, please read our " How to Use " article prior to composing new topics or replying to existing posts. The "How To Use" article also explains how to navigate the Discussion Forums.

User Groups:
User groups offer the greatest support bargain for most computer users. Within a user group you'll find some of the most helpful and knowledgeable computer experts, and they're willing to share their experience and advice. In addition, many user groups schedule speakers and events that give you a chance to keep up-to-date and learn more about the possibilities of your computer. Please visit Apple's User Groups Locator web page.

Third Party Companies:
All of the TIL articles and software updates featured in this article are available from the Apple Support Website. There are several third party companies who have advertised their ability to sell, service, provide technical support, or repair selected discontinued products. Software may also be available through these companies. Tech Info Library contains contact information for several such companies, TIL article number 20359 : Companies That Sell & Service Discontinued Apple Products is one of them.