To help support our community and customers during the outbreak of Coronavirus (COVID-19), LogMeIn is providing free Emergency Remote Work Kits for Health Care Providers, Educational Institutions, Municipalities, Non-Profit organizations, and current LogMeIn customers. For more information please visit https://www.gotomeeting.com/work-remote
No worries, Lisa. Just start by uninstalling GoToMyPC on the wrong PC.
Then go to your real Host computer, log back into your GoToMyPC online account (My Computers section), and click 'Edit' next to the old nickname in order to remove / replace it with your new Host name.