How to add and manage ERC-20 tokens?

ERC-20 tokens, ubiquitous on the Ethereum blockchain, conform to a standardized set of rules governing their creation, transfer, and utilization.

Feb 23, 2025 at 01:54 pm

Key Points

• What is an ERC-20 token?
• Prerequisites for adding an ERC-20 token
• Steps to add an ERC-20 token
• Managing ERC-20 tokens

How to Add and Manage ERC-20 Tokens

What is an ERC-20 Token?

ERC-20 tokens are a standard type of cryptocurrency token that runs on the Ethereum blockchain. They follow a set of rules that define how they are created, transferred, and used. ERC-20 tokens can represent a wide range of assets, including digital currencies, utility tokens, and security tokens.

Prerequisites for Adding an ERC-20 Token

Before you can add an ERC-20 token to your wallet, you will need to have:

• An Ethereum wallet: This will allow you to store and manage your ERC-20 tokens.
• The token contract address: This is a unique identifier for the ERC-20 token you want to add.
• Some ETH: You will need some ETH to pay for the gas fees associated with adding the token to your wallet.

Steps to Add an ERC-20 Token

1. Open your Ethereum wallet: Select the wallet that you want to use to store your ERC-20 tokens.
2. Find the "Add Token" option: This option may be located in the wallet's settings or under a menu option.
3. Enter the token contract address: In the "Add Token" dialog box, enter the token contract address for the ERC-20 token you want to add.
4. Verify the token information: The wallet will automatically populate the token information, including the token name, symbol, and decimals. Verify that the information is correct.
5. Add the token: Click the "Add Token" button to add the ERC-20 token to your wallet.

Managing ERC-20 Tokens

Once you have added an ERC-20 token to your wallet, you can manage it in the same way as other cryptocurrencies. This includes:

• Sending and receiving tokens: You can send and receive ERC-20 tokens to and from other wallets.
• Checking your balance: You can view your ERC-20 token balance in your wallet.
• Managing your tokens: You can manage your ERC-20 tokens by editing their settings, hiding them from the main wallet view, or deleting them from your wallet.

FAQs

• What is the difference between ERC-20 tokens and ERC-721 tokens? ERC-20 tokens are fungible tokens, meaning that they can be divided into smaller units and exchanged for other ERC-20 tokens. ERC-721 tokens are non-fungible tokens, meaning that they are unique and cannot be divided.
• Can I add any ERC-20 token to my wallet? Not all wallets support all ERC-20 tokens. Check the documentation for your wallet to see which tokens it supports.
• What are gas fees? Gas fees are a fee that is paid to miners for processing transactions on the Ethereum blockchain. The gas fee will vary depending on the complexity of the transaction and the current network congestion.