To swap assets on 1inch, perform the following steps:
Go to the 'exchange' section on https://app.1inch.io/ ;
Click on the “connect wallet” button in the upper right corner. You will find detailed instructions on how to connect your wallet here;
In the drop-down menu, select the token you want to swap and type in the amount in the ‘you pay’ field;
In the ‘you receive’ field select the token you want to get;
Click "Give permission to swap" This "approval" transaction is step 1 of 2 for swapping, and costs a small gas fee. It only gives permission, and is not the actual swap.
Adjust slippage tolerance, gas price or enable the 'partial fill' in the settings;
Hit the 'swap token' button, confirm the transaction in your wallet ;
Wait for the banner in the upper right corner informing you about the success of your transaction.
Congrats! You have just completed a swap.