Make sure you have MATIC in your wallet. You can buy Polygon MATIC through exchanges or with a credit card via platforms like Transak. How to buy Polygon MATIC.
Paste the code into the search bar, then tap/click on the IOEN token when it appears.
If you haven't already, connect your preferred wallet to QuickSwap by tapping/clicking 'Connect Wallet' and selecting your wallet.
Enter the amount of MATIC you want to swap then tap/click Swap.
Confirm the details are correct and tap/click Confirm Swap.
Confirm the transaction through your wallet.
Open Metamask. Under Assets tab scroll to the bottom and tap/click Import Token.
Select the Custom Token tab, paste the code in the field titled Token Contract Address then tap/click 'Add custom token' and then 'Import Tokens'.