As a customer, you can open multiple accounts as given below.
You may have up to 10 live trading accounts.
You may also have up to 10 MT4 demo accounts.
Only 1 MT5 demo account is allowed per customer.
If you are trying to open an account when you are already at the limit, you will receive an error message: "The number of applications has reached the upper limit". In that case, you can contact the Customer Support team and request to delete one of the existing accounts.
If you’re ready to get started, check out these helpful guides: