Alfasoft. Storage location for EndNote libraries. Sweden: Alfasoft, 2021. https://support.alfasoft.com/hc/en-us/articles/360001311578
The following six-minute training videos will give you a quick introduction into the basic functionality of Endnote including how to create your Endnote library, and importantly, where to save it:
You can find the full suite of EndNote online training videos at https://www.youtube.com/user/EndNoteTraining/featured.
The following videos demonstrate how to edit EndNote citations in Word. It is important that you edit citations in the correct way, as failing to do so will lead to damaging the documents field codes. The video is demonstrated in EndNote version X8, but the steps are the same regardless of which version of EndNote you are using: