> For the complete documentation index, see [llms.txt](https://perifinance.gitbook.io/peri-finance2021/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://perifinance.gitbook.io/peri-finance2021/peri-finance-1/guides/pynths-dex-setting-exchange.md).

# Pynths DEX Setting — Exchange

### Things to do before trading Pynths on DEX

Users should mint pUSD by staking PERI tokens for trading Pynths. Processes of staking are the same with other networks, so please check our staking guide with our previous guide below:

{% content-ref url="/pages/-MhWsZ3AZ8ZFbRd58nVy" %}
[Staking dApp — 1. Setting/Stake-Mint](/peri-finance2021/peri-finance-1/guides/stakingdapp_1_stake_mint.md)
{% endcontent-ref %}

And make sure to add tokens through the token contract address page list:

{% content-ref url="/pages/SRZuuBMx4tCGYEQgKt1O" %}
[Token Contract Addresses](/peri-finance2021/peri-finance-1/token-contract-addresses.md)
{% endcontent-ref %}

### **Settings — Connect Metamask wallet**

Step 1. Go to PERI DEX page:

{% embed url="<https://dex.peri.finance/exchange>" %}

Step 2. Connect the wallet by clicking the top right side button.

![](/files/fJiEVnc1O1aQ6tf8pMsS)

Step 3. Click the MetaMask to proceed.

![](/files/HZkteJiWXMPRlucnV5Nb)

Step 4. Approve wallet access on the Metamask page.

![](/files/isph0Ww10a33C1ASuSAq)

### **Settings — Exchange**

Step 1. Select Pynth assets to trade.

![](/files/lkf1nWQLGl7ox97vehpn)

Step 2. Input your amount that you want to trade Pynths.

![](/files/M2douJJ2yr7aEHP5em8U)

You can also scroll the amount on the 'Receive' tab.

![](/files/CWXx0kCHIb3Hweep8Lwc)

Step 3. After clicking the 'confirm' on the Metamask, 'In progress' and 'Confirm' alerts will appear.

![](/files/9ydTFi5d9Fljya4feyf2)

Step 4. Check your Pynths trade history and assets status on the 'Assets' page.

![](/files/jFdY37VFfwUWWqRuwh4y)