Can you hold both long and short positions on the same trading pair at the same time?
If you haven’t used Hedge Mode before, sticking with One-way Mode is less likely to lead to mistakes.
In any case, on Binance USDⓈ-M futures, the position mode applies to all USDⓈ-M trading pairs and cannot be changed while you have open positions or pending orders.
$BTC is now 82464.18.