If you wanting to get some AVAX into your MetaMask Wallet, then follow this simple guide:
We have a guide for Setting up Avax on Metamask or if you know how, here are the details
Below are the details to setup Avalanche Network on MetaMask
Network Name: Avalanche Network
New RPC URL: https://api.avax.network/ext/bc/C/rpc
Login to Kucoin, Get Some Avax!
Next you will have to setup or login to your Kucoin account. If you dont have an account yet, you can follow this guide to setup Kucoin
In order to withdraw from Kucoin and receive your AVAX correctly in your MetaMask, you will need to select the C-Chain Network