Backup before attempting to clean up old clients. Be aware, that this is your data & your responsibility. If you are not sure of what you are doing, find someone to assist you.
Fixes for more common easyfile issues
Use at your own risk. This is unlikely to affect other software on your PC So far this method works in about 98% of cases. If it does not work for you, you likely have other issues as well as this. Make a backup before proceeding. If you do not know what you are doing …