If you would like to re-install Google Chrome on your system or switch to another web browser, we recommend that you back up your bookmarks to an HTML file. The HTML format is supported by all web browsers, which makes it easy to import and export your bookmarks.
Here's a quick and simple way to backup your Google Chrome bookmarks.
How To Back Up Your Bookmarks to an HTML File
Open Google Chrome, and click the Customize and Control Google Chrome menu > Bookmarks.
Next, select Bookmarks manager, or press [CTRL] + [Shift] + [O] on your keyboard.
Now, click the Organize menu > Export bookmarks to HTML file:
Choose a location to save the file, and then click Save.