# Metamask: Add Harmony Chain (ONE)

## Connect Your MetaMask With Harmony Chain <a href="#connect-your-metamask-with-binance-smart-chain" id="connect-your-metamask-with-binance-smart-chain"></a>

![MetaMask Settings](https://234773140-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MO1RxykGr3EXoTdlpd_%2F-MSNiFoE-RTZTgWJZbN6%2F-MSNlO5eOyDpRHWNyh7h%2FMM%20Settings.png?alt=media\&token=ba5b4f97-bb5b-4af2-b148-128ab55fa386)

1\) Go to the **settings** page

![MetaMask Settings](https://234773140-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MO1RxykGr3EXoTdlpd_%2F-MSNiFoE-RTZTgWJZbN6%2F-MSNlTQ73oDg63NhuRJ8%2FNetworks.png?alt=media\&token=12ad3799-de1d-4946-9e98-631725032264)

2\) Click on Networks > Add Network

![](https://234773140-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MO1RxykGr3EXoTdlpd_-1703796690%2Fuploads%2Fx3Bzd01MAjFUOAbFb8Jc%2Fimage_2021-11-27_223541.png?alt=media\&token=598e0df9-687f-4156-8492-e49dd4422656)

3\) Key in the relevant details:

* **Mainnet**

  * **Network Name**: Harmony Mainnet
  * **New RPC URL**:&#x20;

  <https://api.harmony.one>

  <https://s1.api.harmony.one>

  <https://s2.api.harmony.one>

  <https://s3.api.harmony.one>

  * **ChainID**:&#x20;

  Shard 0: `1666600000`

  Shard 1: `1666600001`

  Shard 2: `1666600002`

  Shard 3: `1666600003`

  * **Symbol**: ONE
  * **Explorer**: <https://explorer.harmony.one/#/>

For more information on how to use MetaMask with the Harmony Chain (ONE), you can check out [here](https://docs.harmony.one/home/network/wallets/browser-extensions-wallets/metamask-wallet).