To contact Sage 50 support services, follow these steps: first, call 1-855-216-3427 to reach their support team. Be ready to provide your product details, such as version and serial number. When connected, explain your issue, whether it’s technical support or billing inquiries, and follow the representative’s instructions. You can also visit the Sage website for additional support options like live chat, knowledge articles, and forums. These resources can help troubleshoot common problems and provide step-by-step guides for self-service.