Chrome and Firefox
Open MetaMask and click the account icon in the upper right corner, then you will select Settings from the dropdown menu.

A window will open. Type in the details below.
Network Name: Binance Smart Chain
New RPC URL: https://bsc-dataseed.binance.org
Chain ID: 56
Currency Symbol (optional): BNB
Block Explorer URL (optional): http://bscscan.com

Make sure you’ve typed everything in correctly and click Save. Binance Smart Chain will now be one of your network options.

Once BSC (Binance Smart Chain) BNB is Added exit settings window.
You should then be in the BNB window.

Scroll down and click Add Token. This way once your CNR/CNS is added to your wallet you will immediately see your tokens in the CNR Wallet.
To ensure you will be able to see your Centric tokens in the MetaMask wallet enter the CNR Token Contract Address
BSC Centric Rise Contract – 0xdCbA3fbd7BBc28abD18A472D28358089467A8a74
The rest of the information, Token Symbol and Token Decimal will auto-populate. Then click Next.

You will then be asked to confirm your added tokens. Click Add Tokens.

The process to add CNS is the same as adding CNR above.
BSC Centric Swap Contract – 0xF6Cb4ad242BaB681EfFc5dE40f7c8FF921a12d63
While logged into your wallet go to https://bsc.centricswap.com/ and then click the blue Connect button in the upper right on the screen.

You will be asked to then connect a wallet, in this instance you will select the MetaMask wallet .

You will then be asked to connect the wallet. In two parts. First, confirm the MetaMask wallet account you would like to connect to. Then click Next

You will then allow the wallet account to be viewed. Then click Connect.

Once connected you can then safely swap between CNS and CNR. *Be sure that you have sufficient BEP20 BNB to cover fees.