How to install MetaMask wallet and add Polygon network to MetaMask wallet?

    Nov 03, 2022

    MetaMask Wallet is one of the most commonly used wallets today to store assets. With a friendly interface, high security, MetaMask is the choice of many investors. In this article, will show you how to install MetaMask wallet and add Polygon network to MetaMask wallet.

    What is MetaMask Wallet?


    Before learning how to install the MetaMask wallet, we will explore what this digital wallet is and why it is so popular today.

    MetaMask is an electronic wallet released on the Ethereum platform with open source code. MetaMask can be used as an extension on browsers like Chrome, FireFox, Opera, Brave. In addition, the wallet also supports mobile applications.

    MetaMask allows users to manage asset keys, track transactions, exchange, send and receive crypto assets. MetaMask Wallet helps users to connect securely and simply to decentralized applications via web browsers and mobile applications.

    Advantages and disadvantages of MetaMask wallet

    MetaMask is one of the most commonly used e-wallets today. However, it still has certain advantages and disadvantages.


    • Easy to use, user-friendly interface
    • Built-in swap feature so there's no need to connect to other AMMs, saving time
    • As a popular wallet extension, almost all projects integrate automatically, and it is very popular
    • Ability to customize gas fee to help users customize transaction speed
    • Integration on many blockchains today


    • Swap fees are relatively high
    • Can't login to multiple wallet addresses at the same time, every time you want to log in to another address, you have to log out of your current wallet
    • Asset data is not automatically updated, users must do the integration manually. This leaves the user unaware of the asset's contract.

    What is Polygon (MATIC)?


    Polygon is a sidechain similar to BSC. Polygon was born with the purpose of offloading transactions on the Ethereum network. Polygon is a Sidechain-based Layer 2 scaling solution for public blockchains with source code supported by two major platforms, Binance and Coinbase. Polygon helps Ethereum increase transaction processing speed, practical application, and reduce transaction fees.

    How to install MetaMask wallet?

    In this article, Market247 will show you how to install MetaMask wallet on Chrome browser, the most commonly used browser today.

    Step 1: Add on Chrome browser

    First, you access the link: Select Download => Add to Chrome.


    Then, the screen will display the screen as below, please click Get Started.

    Step 2: Create a MetaMask wallet

    After clicking Get Started, the screen will show the terms of the wallet. Please read these terms carefully and click I Agree.

    Here there will be 2 options:

    • Import Wallet: Restore previously created wallet
    • Create a Wallet: Create a new wallet.


    Please click Create a Wallet

    Enter the password, then tick the box read and agree to the terms of use => Click Create

    After this step, MetaMask will display a video showing you how to use Phrase and how to secure the wallet. After viewing, click Next.

    MetaMask will give you 12 keywords called Secret Backup Phrase.



    • These 12 characters are extremely important, in case your wallet is logged out and forgot your password, you can use these 12 characters to recover your wallet. Conversely, if you forget these 12 characters, you will lose your wallet and all assets stored in the wallet.
    • So make sure you save this Secret Backup Phrase somewhere safe that only you know.

    Next, select each word in turn in the order of the previous 12 words and press Confirm. You are done creating MetaMask wallet. Finally, tap All Done.

    Step 3: Login to your MetaMask wallet

    Every time you close the Chrome browser, MetaMask will automatically log out. So you need to login to MetaMask for each use. Instead of entering 12 characters, you just need to enter the correct Password and press Unlock.

    How to add Polygon network to MetaMask wallet?

    Polygon network installation steps are very simple. As follows:

    Step 1: Login to your MetaMask wallet Step 2: Select the account in the right corner and click Settings Step 3: In Settings, select Networks and Add Network


    Step 4: To add the Polygon network to your wallet, you need to fill in the following information completely and correctly:

    • Network Name: Polygon
    • New RPC URL:
    • ChainID: 137
    • Symbol: MATIC
    • Block Explorer URL:
    • Finally, click Save. You are now done adding the Polygon network to your MetaMask wallet.


    Above are instructions on how to install MetaMask and add Polygon network to MetaMask wallet. believes that, through these simple instructions, you have been able to add this wallet to your browser. If you have any questions, don't forget to send us a message for a quick response.


    Is it safe to add MetaMask to Chrome?

    MetaMask has significant security features that make it a secure software wallet today. MetaMask stores your private keys online in your browser's data cache so you can access your wallet easily.

    Is MetaMask more secure on PC or phone?

    You should avoid using MetaMask on Android. There is a higher security risk when using Android apps you have downloaded.

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