How to Automatically Export Bookmarks To HTML File in Firefox
It is possible to configure Mozilla Firefox to automatically export bookmarks to an HTML file. This can be enabled with a hidden option in about:config. When enabled, the browser will automatically export your bookmarks to an HTML file and save it under your Firefox profile, typically stored under C:\Users\Your User Name\AppData\Roaming\Mozilla\Firefox\Profiles\<profile_name>.default\bookmarks.