1. Go to Settings on MetaMask
Open your web browser and click on the Metamask extension icon.
Click on your avatar on the top right corner and click on Settings
.
Click on the Networks
tab. This is the tab where you will be able to add and edit custom RPC networks.
2. Add Network
Once you are on the Networks tab, then click on Add Network
. You will be asked to fill these fields :
Network name
New RPC URL
Chain ID
Currency Symbol (optional)
BLock Explorer URL (optional)
4. Network’s Configuration List (Polygon & BSC)
Polygon
To use the Polygon network and be able to use the powerful L2 solution, please select this configuration :
Network Name: Polygon
New RPC URL: https://rpc-mainnet.matic.network
Chain ID: 137
Symbol: MATIC
Block Explorer URL: https://explorer.matic.network/
Binance Smart Chain (BSC):
To use the Binance Smart Chain (BSC) network and be able to use the BSC tokens such $BNB, $VENT on BSC, and any other Binance Wrapped Token, please select this configuration:
Network Name: Binance Smart Chain
New RPC URL: https://bsc-dataseed.binance.org/
Chain ID: 56
Symbol: BNB
Block Explorer URL: https://bscscan.com