1) Open Xmarks and select Tools - Export to HTML



2) Save the HTML file

3) Open our web-client https://everhelper.me/client/ and in Bookmarks select Tools - Import/Export Bookmarks





4) Select the  HTML file you saved from Xmarks.



5) Wait for the import to complete.

You can then synchronize the bookmarks with your browser - https://everhelper.desk.com/customer/en/portal/articles/2412006-faq-eversync-for-browsers