Your H drive is backed up four times a day so you should find that a version of your EndNote library has been saved as a shadow copy. You will need to check to see if a backup was created near to the time your computer crashed. The IT website has information about shadow copies and advice on how to use them. Following this, you can save the folder copy to your H drive and recover your library.
Alternatively, if you only need references from a Word document that you are working on, you can recover these by creating a traveling library from your Word document. This would not however, include the retrieval of any previously saved PDFs or any references not included in your Word document.
To create a traveling library, please do the following: