To manage an account online with Hawaiian Telcom, users typically need to visit their official website. There, they can access the customer portal by signing in with their account credentials. Once logged in, individuals can view their account details, check billing statements, make payments, and update their personal information. Additionally, users may be able to manage services, such as adding or removing features, troubleshooting issues, and accessing support resources. If an account has not been set up for online management, there should be guidance on how to create one directly on the website. For specific steps or troubleshooting, it is advisable to explore the various options and information available on their current web page.