Short Answer 
To apply for a GEICO discount using a defensive driving certificate, first access your account by visiting their website or app and logging in. Then, navigate to the discounts section and upload your defensive driving certificate, ensuring it meets the format and size requirements.
Step 1: Access Your GEICO Account
Start by visiting the GEICO website or opening their mobile app. If you are a new user, you will need to create an account using your policy information. Ensure you have all relevant details handy for a smooth registration process.
Step 2: Log In and Navigate to Discounts
Once on the site or app, enter your username and password to log into your account. If you’ve forgotten your password, follow the prompts to reset it. After logging in, locate the section for discounts, usually found under ‘Manage Policy’ or a similar category.
Step 3: Submit Your Defensive Driving Certificate
Look for the option to upload documents specifically for the defensive driving certificate. Click this option, choose the appropriate file from your device, and ensure it meets the required format (like PDF or JPEG) and size limits. After selection, confirm the upload to secure your insurance discount.