Step 1: Go to the official MyEtherWallet website. Then click Send Ether & Tokens.
Step 2: In the field How would you like to access your wallet? choose Private Key as this is usually easier (Keystore File (UTC / JSON, as well as the other options listed, can also be chosen depending on the wallet you are accessing).
Step 3: Select your wallet file, click Unlock and log in to your MEW account.
Step 4: Enter the deposit address from your COBINHOOD Exchange account into the To Address field in MEW.
Step 5: Choose the amount of ETH you want to deposit in your COBINHOOD Exchange account in the Amount to Send field.
Step 6: IMPORTANT— Make sure your MEW has Ethereum for the Gas Limit.
Step 7: Complete the task by clicking Generate transaction; then Review and Send your transaction to check that you are depositing the right amount, address, and gas limit.
Step 8: Go back to your COBINHOOD Exchange Account > Funds to check your funds.
Note: The time it takes for your deposited amount to reflect on your COBX account may vary depending on how big or small your deposit is.