Can I open a Family Advisor or Non-Professional Advisor IBKR GlobalTrader account?

No, Currently IBKR GlobalTrader only supports individual accounts.

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How can I set up and manage a family member's account using a non-professional family account?
Can I convert my account to a Family Advisor or Non-Professional Advisor account?
Can I open a Family Advisor or Non-Professional Advisor IMPACT account?
Is a monthly activity fee charged on Family Advisor or Non-Professional Advisor accounts?