> For the complete documentation index, see [llms.txt](https://docs.hieswap.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hieswap.com/guide/link.md).

# Link HieSwap

## 1. Step 1 (Open the official website)

Use Google Chrome to enter MetaMask official website <https://metamask.io>

<figure><img src="/files/BL9SKhqH64K3duYXObgr" alt=""><figcaption></figcaption></figure>

## 2. Step 2 (add plugin)

Add through Google, install the "MetaMas" plug-in, click Add to Chrome

<figure><img src="/files/x3yhXUifz4Smn4KTTAea" alt=""><figcaption></figcaption></figure>

## 3. Step 3 (Create wallet)

After installing the "MetaMas" plug-in, choose the way you want to import

The latest version of MetaMas import only supports mnemonic words, please develop the habit of saving mnemonic words.

<figure><img src="/files/OGYQpMK2WhEvQN2msri6" alt=""><figcaption></figcaption></figure>

## 4. Step 4 (add network)

After the import or creation is complete, officially enter the "MetaMas" wallet, select Add Network, and add the basic information of the mainnet

<figure><img src="/files/36HOucki9aBgA0sBGt9G" alt=""><figcaption></figcaption></figure>

## 5. Step five (manually added)

Manually add mainnet network information, as well as RPC and browser related information

<figure><img src="/files/vdumJOJPLN4nn78RcRVd" alt=""><figcaption></figcaption></figure>

## 6. Step 6 (Network parameters)

Fill in Take FON Chain as an example, add basic network information, please fill in and check whether it is correct

```
Network name: FON Chain

RPC URL: the current official public RPC
https://fsc-dataseed1.fonscan.io
https://fsc-dataseed2.fonscan.io

Chain ID: 201022
Currency symbol: FON
Browser URL: https://fonscan.io
```

<figure><img src="/files/IfceAOIyWWzkFOG42ugI" alt=""><figcaption></figcaption></figure>

```
Configure the BSC network according to the following parameters:
Network name: BSC main network
Add RPC URL:
https://bsc-dataseed.binance.org

Chain ID: 56
Symbol (optional): BNB
Browser URL (optional):
https://bscscan.com
```

```
Configure the OEC network according to the following parameters:
Network name: OEC main network
Add RPC URL:
https://exchainrpc.okex.org

Chain ID: 66
Symbol (optional): OKT
Browser URL (optional):
https://www.oklink.com/okexchain
```

```
Configure the Heco network according to the following parameters:
Network name: Heco main network
Add RPC URL:
https://http-mainnet-node.huobichain.com

Chain ID: 128
Symbol (optional): HT
Shield Manager URL (optional):
https://hecoinfo.com/
```

```
Configure the Polygon network according to the following parameters:
Network name: Polygon mainnet
Add RPC URL:
https://rpc-mainnet.maticvigil.com/

Chain ID: 137
Symbol (optional): Matic
Shield Manager URL (optional):
https://polygonscan.com/
```

## 7. Step 7 (Complete the operation)

Adding the above completes the use of adding the FON Chain network through "MetaMas"

<figure><img src="/files/xtop07RtlqG9Pw0IlL5Q" alt=""><figcaption></figcaption></figure>

{% hint style="danger" %}
Kind tips:&#x20;

Please be sure to keep your mnemonic or private key in a safe place to avoid loss of assets.
{% endhint %}