Sign in to your Math Wallet browser extension. You will see a Login Request pop up. Select your wallet and click Accept.
You will be brought back to the Validator page of Staking Dashboard. You will be able to see your address on the top left corner under the Harmony logo which means you are now signed in to your account.
Choose your preferred validator and click on Delegate button. Enter the desired amount of tokens you would like to delegate and click next.
Confirm the signature request on the Math Wallet pop-up window.
That’s it! You have successfully delegated your tokens to a validator. Now you will also be able to see your wallet address in the list of delegates and the validator on your portfolio page.