⚠️ This documentation covers the Legacy, Closed-Beta of NVNM Chain L2, powered by MANTRA Chain. For the *NEW* NVNM Chain documentation, please visit https://docs.nvnmchain.io.

Wallet Setup

How to Setup Your MetaMask Wallet

This guide walks you through installing MetaMask and adding the NVNM Chain network.

Note

MetaMask is the recommended EVM wallet for NVNM Chain as it correctly renders balances for both the NVNM L2 and MANTRA Chain L1.

Installation

Install MetaMask

  1. Visit https://metamask.io/.

  2. Hit Get MetaMask in the menu bar.

    MetaMask website Get MetaMask button

  3. Click Chrome. You will be directed to the Chrome Web Store.

  4. Click Add to Chrome.

    Google Chrome add MetaMask extension

  5. On the pop up, click Add extension.

    Google Chrome add MetaMask extension confirm

  6. After adding the MetaMask extension, MetaMask will automatically open. You can also make sure it's easily accessible in your toolbar by clicking the jigsaw icon in the top-right of the screen, and hitting the pin icon.

    Google Chrome pin MetaMask extension

Warning

Only install MetaMask from the official site or your browser's extension store. Avoid third-party download links.

Create or import a wallet

Open the MetaMask extension and choose one of the following:

  • Create a new wallet — Follow the prompts to set a password and save your Secret Recovery Phrase.
  • Import an existing wallet — Enter your 12- or 24-word Secret Recovery Phrase.

Warning

Never share your Secret Recovery Phrase with anyone. MetaMask support will never ask for it.


Add NVNM Testnet to MetaMask

Open the menu

Click the hamburger menu (three lines) in the top-right of the MetaMask extension.

MetaMask extension home screen

Go to Networks

Select Networks from the menu.

MetaMask menu with Networks option

Then click + Add a custom network.

MetaMask Manage networks screen

Enter network details and save

Fill in the following details, then click Save.

ParameterValue
Network NameNVNM Testnet
Default RPC URLhttps://evm.testnet.nvnmchain.io
Chain ID787111
Currency SymbolmantraUSD
Block Explorer URLhttps://explorer.evm.testnet.nvnmchain.io

MetaMask Add network form filled with NVNM Testnet details


Add NVNM Mainnet to MetaMask

Open the menu

Click the hamburger menu (three lines) in the top-right of the MetaMask extension.

MetaMask extension home screen

Go to Networks

Select Networks from the menu.

MetaMask menu with Networks option

Then click + Add a custom network.

MetaMask Manage networks screen

Enter network details and save

Fill in the following details, then click Save.

ParameterValue
Network NameNVNM Mainnet
Default RPC URLhttps://evm.nvnmchain.io
Chain ID1611
Currency SymbolmantraUSD
Block Explorer URLhttps://evm.explorer.nvnmchain.io

MetaMask Add network form filled with NVNM Mainnet details