Login to your CoinDCX account at https://coindcx.com/login.
Click on the top right profile icon on the screen and click on ‘Profile’
Under ‘Account Security’ you will get the option of activating “Google Authenticator for 2FA”. Click on “Bind Google Authentication”
Download the App. If already downloaded, jump to the next step.
Copy the secret key for next step
Scan the bar-code using your Google Authenticator Mobile App (Open the app, press on “+” and select “Scan QR Code” option. You can also click on “enter the secret key” that was copied in the previous step)
After this enter your CoinDCX password, secret key & 6-digit security code from Google Authenticator Mobile App
Click on Finish Binding and you are done!