Why Activating Your Discover Card Matters

Before using your new Discover credit card, it’s important to activate it to ensure your account is secure and ready for transactions. Activation verifies ownership and protects your card from unauthorized use. The easiest and safest way is online at discover.com/activate.

Step-by-Step Guide to Activate via Discover.com/Activate

1. Open your preferred web browser and visit discover.com/activate.
2. Log in using your Discover username and password. New user? Click “Register Your Account” to create one.
3. Enter your card details — including your 16-digit card number, expiration date, and the 3-digit security code (CID).
4. Follow the prompts to verify your identity and confirm activation.
5. Once complete, your Discover card will be active and ready to use immediately.

Alternate Ways to Activate Your Discover Card

• 💡 Through the Discover Mobile App: Download the app (iOS or Android), sign in, and go to Manage → Activate Card.
• 📞 By Phone: Call the Discover card activation number printed on the sticker of your new card and follow the automated instructions.
• 🏧 Using an ATM (for debit cards): Insert your card into a Discover-compatible ATM, enter your PIN, and follow the on-screen activation steps.

After Activation: Secure and Manage Your Discover Account

• Sign the back of your card right away to prevent misuse.
• Set up alerts and automatic payments in your Discover account.
• Track your rewards, purchases, and spending directly from the Discover mobile app.
• Monitor your account regularly for security and accuracy.

Quick Tips for Smooth Activation

• Keep your Social Security Number and card details handy.
• Ensure you are on the site: discover.com/activate.
• Use a secure internet connection while activating your card.
• If you face issues, contact Discover customer service for instant help.