Please quit Microsoft Word and browse to this folder on your computer:
Applications > Microsoft Office 20xx > Startup > Word
Replace “20xx” with your version of Office. Delete any EndNote files in this folder. Next, go to Users:[your login name with the house icon]:Library:Application Support:EndNote.
Note: To get to the Library folder in 10.7 and later, hold down the “option” key on your keyboard and go to the “Go” Menu and choose “Library”.
Delete any EndNote Cite While You Write (CWYW) files from this folder.
This should remove all traces of the EndNote tools in Word. If you continue to receive a “COM Exception” in Word, this may be due to issues with the Word preferences. Please see follow the 6 steps from this article: