To view your trade history on Arihant Plus, click on Trades in the bottom panel. 

You will enter the holdings screen by default, switch to "My orders" to check your order history.

Here you can see all your orders or choose to see only your open or closed orders. 

You can also create a custom view of your order book by clicking on the filter button. You can understand more about creating your custom view here.

You can also click on "Trade history" to filter your trades based on their order dates.