Still Unable to Resolve the Issue On Your Own Review your settings again for any possible typographical errors (especially the email password). Tip: If 587 is not working for the Outgoing Port, try using port 25 instead.
Incoming Port: 143 ( or 993 with SSL enabled)) Incoming Port: 110 ( or 995 with SSL enabled) These are the generic settings and should work for any email client or mobile device. You’ll enjoy a domain-matching email address and a robust set of tools and applications to help you run your business more efficiently. Before you set up your email client, check out our professional email and productivity plans - Microsoft 365 or Google Workspace.