# 设置MetaMask

### 1. Download MetaMask

Click the link <https://metamask.io/download.html> to install MetaMask for your browser.&#x20;

{% hint style="info" %}
**Note:** Depends on if you have a private key or not, you can either import the private key to create a wallet; or, you can create a wallet directly. It's very important to remember the mnemonic and private key. If you lost it, you can also enter the wallet and export the private key.
{% endhint %}

### 2. Add Mumbai Testnet

Add a custom RPC network to connect your wallet account to the Mumbai Testnet, configure Mumbai Testnet parameters as follow:

<table><thead><tr><th width="150">Parameters</th><th>Value</th></tr></thead><tbody><tr><td>Network Name</td><td>Mumbai Testnet</td></tr><tr><td>RPC URL</td><td><p><strong><code>Chrome browser</code></strong></p><p><code>https://rpc-mumbai.matic.today</code> or<br><code>https://matic-mumbai.chainstacklabs.com</code> or<br><code>https://rpc-mumbai.maticvigil.com</code> or<br><code>https://matic-testnet-archive-rpc.bwarelabs.com</code> </p><p></p><p><strong>Firefox browser:</strong><a href="https://rpc-mumbai.matic.today/"> </a></p><p>https://rpc-mumbai.matic.today  or</p><p>https://matic-mumbai.chainstacklabs.com</p></td></tr><tr><td></td><td></td></tr><tr><td></td><td></td></tr><tr><td>ChainID</td><td>80001</td></tr><tr><td>Symbol</td><td>MATIC</td></tr><tr><td>Block Explorer URL</td><td><a href="https://mumbai.polygonscan.com/">https://mumbai.polygonscan.com/</a></td></tr></tbody></table>

![](https://462127002-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fge3NMJs0WFB5ALcsdmfX%2Fuploads%2FoDre7kb29xojH49HPLut%2Fimage.png?alt=media\&token=d33907b8-82d7-4c3f-9a15-7c4f2e672037)

After the parameters are configured, click 'Save' button below and successfully add Mumbai Testnet.&#x20;

If you want to add more wallet accounts, you can create them by importing the private key of your existing other wallets; or, you can directly click Create Account, and remember to save the private key after creation.

&#x20;                                               ![](https://462127002-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fge3NMJs0WFB5ALcsdmfX%2Fuploads%2Fzk819F6s8K6UHXlLalvq%2Fimage.png?alt=media\&token=71a17f47-27b7-4365-9f2c-4bc1c0af978f)

*Reference:* [*https://docs.polygon.technology/docs/develop/network-details/network/*](https://docs.polygon.technology/docs/develop/network-details/network/)