# MetaMask

Follow the tutorial below to add the Opera mainnet or testnet to [MetaMask](https://metamask.io/download/).

<figure><img src="https://content.gitbook.com/content/C1Rz4BtJ7j1vSRciJe62/blobs/s86DObA8TGPrp70JPqPB/image.png" alt=""><figcaption></figcaption></figure>

## How to Add Opera to MetaMask

### Desktop

1. Open your MetaMask extension
2. Click the network icon in the top-left corner
3. Click *Add Network*
4. Click *Add a Network Manually*
5. Fill in the details below:
   1. **Network Name**: Opera
   2. **RPC URL**: <https://rpcapi.fantom.network>
   3. **Chain ID**: 250
   4. **Currency Symbol**: FTM
   5. **Block Explorer URL**: <https://ftmscan.com/>
6. Click *Save*
7. Switch your MetaMask wallet to Opera

### Mobile

1. Open your MetaMask app
2. Click the network drop-down list at the top
3. Click *Add Network*
4. Click *Custom Networks*
5. Fill in the details below:
   1. **Network Name**: Opera
   2. **RPC URL**: <https://rpcapi.fantom.network>
   3. **Chain ID**: 250
   4. **Currency Symbol**: FTM
   5. **Block Explorer URL**: <https://ftmscan.com/>
6. Click *Add* and *Confirm*
7. Switch your MetaMask wallet to Opera

## Opera Testnet

To add the Opera testnet to MetaMask, follow the steps above but replace the network details with:

1. **Network Name**: Opera Testnet
2. **RPC URL**: <https://rpc.testnet.fantom.network/>
3. **Chain ID**: 0xfa2
4. **Currency Symbol**: FTM
5. **Block Explorer URL**: <https://testnet.ftmscan.com/>

You can access the [Opera Testnet Faucet](https://faucet.fantom.network/) for some free testnet FTM.

{% hint style="info" %}
For any questions, please [reach out to us](https://linktr.ee/soniclabs).
{% endhint %}