You can fund your wallet with USDC. Send USDC from an exchange or another wallet via Polygon network to your Cere wallet address.

https://lh3.googleusercontent.com/lCP_dF5czdOcdVNjy_CJXqBcD08uCwZM7YxCXq6ZAITnqWAAzhJO8GtFo9K_8RNzLtHJ7pdpXfOj2GqCLsCj7G6AlQTO27dtF8YZXsObzTRpAHfQe9Wnx0S6WbmHeRMMo7MyGWz1LUyuMUGR