How to backup/restore your bookmarks
BEFORE IMAGING
1) Open Firefox then go to bookmarks. Select show all Bookmarks. May also say organize Bookmarks.
2) Select the star to export bookmarks
3) Select Export HTML
4) Save bookmarks to desktop. Drag your bookmarks file to the file server.
AFTER IMAGING
1) Connect to file server. Drag bookmarks to desktop.
2) Open Firefox Select bookmarks show all bookmarks/Organize bookmarks.
3) Select the star and choose import HTML file
4) Choose your import setting from an HTML file.
5) Choose bookmark file from desktop.
6) Bookmarks are restored.