1.Download the app, Metamask Wallet
2.Purchase Polygon or MATIC
3.click the swap button.
4.Click “Select a token” and enter this contract address into the search field, and you should be able to find HALAL. 0x31c427d13169c9a0ac0321d21f9ddf78b4d6b42a
5.Now, set the amount you want to purchase.
6.In the swap from section, specify the type of digital currency and its amount (we suggest you choose the matic coin yourself).
7.Press the reviewswap button to find the best price among exchange offices. Then to confirm the transaction click on the swap button and ….