Try one of these articles:
- Export Firefox bookmarks to an HTML file to back up or transfer bookmarks This article explains how to export your bookmarks to an HTML file, which can be used as a backup or for importing into another web browser.
- Bookmark Tags - Categorize bookmarks to make them easy to find You can add "tags" to bookmarks. These tags are used to help categorize bookmarks so you can find them easier. Learn how they work.
- Import bookmarks from Google Chrome Firefox lets you easily import bookmarks and other data from Google Chrome. This article gives you step-by-step instructions for getting it done.
- Import Bookmarks from Internet Explorer Firefox lets you import bookmarks, settings and data from Internet Explorer. This article gives you step-by-step instructions for getting it done.