Network name: Binance Smart Chain
New RPC URL: https://bsc-dataseed1.binance.org:443
ChainID: 56
Symbol: BNB
Block Explorer: https://explorer.binance.org/smart
i put all information here to new network but it doesn’t. Before I did this I sent the BNB (using BEP20 (BSC). Please help. Thank you
Try this 
Network Name: Smart Chain
New RPC URL: https://bsc-dataseed.binance.org/
ChainID: 56
Symbol: BNB
Block Explorer URL: https://bscscan.com
It still said that Could not fetch chain id.
I am using mobile
go to the burger menu
go to setting
go to networks
add network
Am I missing something?
Thank you
Mainnet Recommend URL:
https://docs.binance.org/smart-chain/developer/rpc.html
ChainID: 0x38, 56 in decimal (if 56 doesn’t work, try 0x38)
https://docs.binance.org/smart-chain/wallet/metamask.html
It must work 
hohoho it works !!! thank you
I am using
I have the same issue and tried every suggestion above but still the problem persists “could not fetch chain id” please help
Thank you. We emailed metamask already and waiting for response. T-T
How did you fix it? I tried everything but still the same error
I have the same issue. And until nowI cant add is as my network. What should I do?
I also encountered this just today and i am at lost. tried to enter all possible RPC
from binance docs
But nothing helps.
Hi @jovanmb if use a computer 
you can try this page https://chainlist.org/
Chainlist is a list of EVM networks. Users can use the information to connect their wallets and Web3 middleware providers to the appropriate Chain ID and Network ID to connect to the correct chain.