# 在 MetaMask 上购买 $FYN 指南

{% hint style="warning" %}
在 Polygon 区块链上进行的交易需要支付 MATIC (Polygon 网络) 作为汽油费。建议用户钱包中**准备至少 1 个 MATIC**。
{% endhint %}

{% hint style="info" %}
实际 UI 可能因更新而有所不同。
{% endhint %}

**第 1 步：**打开 MetaMask 移动应用程序。检查您是否已连接到 **Polygon Mainnet**

![](/files/Gj0C5sFZWXB2dZwl7mIQ)

**第 2 步：**选择`“双箭头”`图标

<div align="left"><figure><img src="/files/uzIMlp3KyvzuuoF5azqO" alt="" width="300"><figcaption></figcaption></figure></div>

**第 3 步：**&#x9009;择 `Swap`

<div align="left"><figure><img src="/files/BRhjPzLoXkXQDn6nmzfi" alt="" width="300"><figcaption></figcaption></figure></div>

**第 4 步：**&#x70B9;击 `Select a token`

![](/files/YHcr2CJeggTtQ7P4mrG1)

**第 5 步：**&#x5728;搜索框中输入 `Fyn`，然后选择 `Affyn`

![](/files/OKZ08uvm9Kih22Bvk0QW)

**第 6 步：**&#x60A8;应该看到底部框中显示了 FYN。选择**顶部框**

![](/files/PJYQPrTaCXQcfaBnHxvc)

**第 7 步：**&#x641C;索您用于交换到 $FYN 的代币。在此示例中，我们将使用 USDC

![](/files/62vtXwdg5BuR3lOQnCHr)

{% hint style="info" %}
Ensure that the tokens you are using for the swap are on the Polygon blockchain
{% endhint %}

**第 8 步：**&#x4F7F;用数字输入面板输入您想要兑换为 FYN 的代币数量。在此示例中，我们将使用 5000 USDC

![](/files/nCicamwSFKP3zVeRQ3gt)

**第 9 步：选择** `Get quotes`

![](/files/TrdrFzK7Czf8dAoRI3WJ)

**第 10 步：**&#x7B49;待 MetaMask 完成获取报价

![](/files/Plh1uTItGj2S5tVspFrm)

**第 11 步：选择** `I understand`

![](/files/M9daVW2HtHu4CVeOfgZf)

**第 12 步：**&#x5982;果您对报价感到满意，请**向右滑动**白色按钮

![](/files/jciaslVyhghCPvMWAQD2)

**第 13 步：**&#x7B49;待 MetaMask 完成交易

![](/files/HWM0mUf9U0vbCRTH8jpr)

![](/files/gm12LlFtOoCPIIM1ClrB)

**第 14 步：**&#x606D;喜！交换现已完成。您可以选择“交易记录”图标来查看您的交易记录

<div align="left"><figure><img src="/files/wO1jfRuBEPvOvj6Od7Xy" alt="" width="300"><figcaption></figcaption></figure></div>

![](/files/mPJnlJC7VWGeu8GKF6Nw)


---

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