If you use the Cancel button there are 3 outcomes:
- If the trade hadn't opened, then any limit orders for this trade created on the exchange are cancelled.
- For Spot trades, the deal is cancelled, you will keep the coins bought by the trade and any open limit orders for the trade are cancelled.
- For Futures trades, the deal is cancelled BUT your position is left open on the exchange and you will need to be sure to create a new trade to ensure it doesn't liquidate, any open limit orders for this trade are cancelled.