You will permanently lose access to all the references, sources, attachments, etc. you have collected.
If you're not sure you need new reference management software (RMS), at least keep a record of all your sources AND keep your options open. There are 3 steps:
There are three steps:
Export references from RefWorks in RIS format (the universal file type for RMS). Note: this will NOT include attachments.
Choose new reference management software (e.g., Endnote, Mendeley, Zotero) and install the software and/or create your account.
Import your references into the new RMS using the saved files.