Export bookmarks from Google Chrome
- Open Chrome
- Click on the Bookmarks menu.
- Select Bookmark manager.
- Click the Organize menu in the manager.
- Select Export bookmarks.
- Choose a location where you want your exported file to be saved, then click Save.
Google Chrome will export your bookmarks as a HTML file that can be used as a backup or for importing into another browser.
Reference - Google Chrome Help - Import or export bookmarks