MetaMask For Binance Smart Chain

What is it?

MetaMask was created out of the needs of creating more secure and usable Ethereum-based web sites. In particular, it handles account management and connecting the user to the blockchain. It’s supported in Chrome, Brave, and Safari browsers.

Install

Example: Install MetaMask in Brave browser

• Open Extension Category in Brave: https://chrome.google.com/webstore/category/extensionsSearch for MetaMask

Warning

Note: Make sure it’s offered by metamask.io

• Click on “Add to Brave”

That’s it! You have successfully installed MetaMask extension in Brave!

Tip

The workflow is the same for all browsers

Create an account in MetaMask for Binance Smart Chain

1. Click on the “Create a wallet” button

2. Create Password of at least 8 characters

1. Click on “Create” and then write down your backup phrase.

1. Select each phrase in order to make sure it is correct then click “Confirm”.

Congratulations! you have create your MetaMask account!

Connect Your MetaMask With Binance Smart Chain

1. Go to setting page

1. Add a new network

• Testnet
• RPC URLs
• ChainID: 0x61, 97 in decimal (if 97 doesn’t work, try 0x61)
• Symbol: BNB
• Block Explorer: https://testnet.bscscan.com
• Mainnet
• RPC URLs
• ChainID: 0x38, 56 in decimal (if 56 doesn’t work, try 0x38)
• Symbol: BNB
• Block Explorer: https://bscscan.com

1. Claim some testnet token to your account Click on your address for copy

1. Go to faucet page: https://testnet.binance.org/faucet-smart, then paste your address in the box and click on “Give me BNB”

Tip

Please note that you can only claim once every minute

After the transfer transaction is sent, you will see an increase of your balance

Transfer BNB to other Binance Smart Chain address

1. Log in to your MetaMask

1. Click on Send button

1. Copy the receiver’s address in the box

1. Input the amount

1. Go to Advanced Options to modify default gas price when necessary

1. Confirm your transaction, then click Next

1. Click Confirm to send your transaction

1. Wait for your transaction to be included in the new block

1. Once your transaction is confirmed, check it on block explorer by clicking Details

1. Click on your account to see “Details’’

Verify your transaction in Explorer:

Add BEP20 Tokens

1. Deploy an ERC20 contract at https://remix.ethereum.org/ You can create a new file or import a sample contract: https://gist.github.com/HaoyangLiu/3c4dc081b7b5250877e40b82667c8508

1. Connect your Binance Smart Chain Account to Remix

1. Select “ABCToken” contract and compile

1. Deploy your compiled contract

1. Adjust Gas Fee for your contract, then confirm your deploy contract

1. You can see that there is a new ceate contract transaction in block explorer

1. In MetaMask, Click on “Add Token”

1. Choose “Custom Token” and copy the contract address in the box

1. Click on “Add Tokens”

1. Then you can see change of your balance

Create Multiple Accounts

1. To create multiple accounts, you click on Profile icon on MetaMask and then click on Create Account

1. You can then add an account name and click on Create.

1. Then you can see a new account is created!

Upgrade

Since the release of v8.1.3, MetaMask sometimes displays the warning message “Invalid Custom Network”.

To solve this issue, click on “‘Settings” and enter Chain ID of Binance Smart Chain network again. If 56 doesn’t work, try 0x38.

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