The current (latest as of 2/10/18) Windows 10 Mail app does not work with GoDaddy hosted POP3 accounts.
If you need to help someone manage their products in a GoDaddy account, you can request delegate access from the account owner. In GoDaddy, the Name field is called Host, and the Value field is called TXT Value. You will access all of your domain’s existing records. Scroll down to the Additional Settings section and click on Manage DNS. (We recommend bookmarking this sign-in page.) Enter your Email address and Password. Navigate to Domains and select the domain you would like to authenticate to access the Domain Settings page. Request access to another person's GoDaddy account Sign in to Workspace webmail Go to Webmail.