Most traders will not need to worry about this setting and should choose "Trader.”
However, selecting a different account type will restrict certain actions in your account. For a user that strictly wants to provide funding, the account type "Deposit" might be desired.
Trader: Access to exchange trading, margin trading, and margin funding
Exchange: Access to exchange trading and margin funding
Funding: Access to margin funding
Your account type can be changed at any time by visiting your Account page.