Step 1 — Open your wallet Open the MetaMask extension/app or Trust Wallet app. Make sure the selected network is Ethereum Mainnet. Open MetaMask Open Trust Wallet
Step 2 — Import token In the assets list tap Import tokens / Custom token. Paste the contract address above — other fields auto-fill (symbol: PTRN, decimals: 8). Confirm import. Keep a small amount of ETH in your wallet ($1–2 is enough) — gas is paid in ETH.