1. Open Google Chrome, click the menu icon in the upper right corner and enter Bookmarks-Bookmarks Manager in turn.
2. On the bookmark management page that opens, click the "Organize" button above, and then click "Export bookmarks as HTML files" below.
3. The output HTML file will pop up, and the bookmark will be exported after being saved to disk.
4. If you need to import bookmarks, just select "Import bookmarks from HTML files" in the second step, and then select the backup HTML file to import.