Save and Fill Payment Methods | Documentation

Save your payment methods securely and let your browser automatically fill them when you're ready to make a purchase. This feature helps you shop faster while keeping your payment information protected.

What are Payment Methods?

Payment methods include credit cards, debit cards, and other payment information you use for online purchases. When saved securely, your browser can automatically fill this information during checkout.

Supported Payment Types

Credit cards (Visa, Mastercard, etc.)
Debit cards
Gift cards
Digital wallets
Bank account information

Information Stored

Card numbers (encrypted)
Expiration dates
Cardholder names
Billing addresses
Security codes (CVV)

Setting Up Payment Method Autofill

Follow these steps to enable and configure payment method autofill:

Enable Payment Autofill

Open your browser settings and navigate to Privacy & Security. Look for "Forms and Autofill" or "Payment Methods" and enable credit card autofill.

Add Your Payment Methods

Enter your credit card information when prompted during online purchases, or add payment methods manually in your browser settings.

Set Security Preferences

Choose whether to require confirmation before filling payment information and set up additional security measures like primary password protection.

Test Your Setup

Visit an online store and test the payment autofill to ensure it's working correctly and securely.

Adding Payment Methods

During Online Purchases

Enter payment information on a secure website
Look for the "Save this payment method" option
Confirm that you want to save the information
Verify the information is correct before saving
Choose whether to save billing address

Manual Addition

Access payment settings in browser preferences
Click "Add Payment Method" or similar option
Enter card details manually
Verify information accuracy
Set as default if desired

Security Features

Data Protection

All payment data is encrypted
Information stored locally on your device
Card numbers are masked in settings
Secure transmission during autofill
No data shared with websites automatically

Access Controls

Primary password protection
Confirmation prompts for payments
Session-based access control
Automatic logout after inactivity
Device-specific encryption

Using Payment Autofill

Checkout Process

When you reach the payment section of an online store, your browser will recognize the payment form and offer to fill your saved payment information.

Selection and Confirmation

Choose which saved payment method to use, or let the browser automatically select your default payment method. Confirm the selection if prompted.

Review and Complete

Review the filled information to ensure accuracy, make any necessary adjustments, and complete your purchase securely.

Managing Saved Payment Methods

Viewing and Editing

Access payment settings in browser preferences
View saved payment methods (numbers masked)
Edit cardholder names and billing addresses
Update expiration dates when needed
Set default payment methods

Removing Payment Methods

Delete expired or unused cards
Remove payment methods you no longer use
Clear all payment data if needed
Confirm deletion to prevent accidents
Update default payment method after removal

Privacy and Security Best Practices

Security Tips

Use a primary password to protect payment data
Only save payment methods on your personal devices
Regularly review and update saved information
Be cautious on public or shared computers
Monitor your accounts for unauthorized charges

Privacy Controls

Choose which websites can use payment autofill
Disable autofill for sensitive purchases
Clear payment data when needed
Control sync settings for payment information
Use incognito mode for sensitive transactions

Common Scenarios

Online Shopping

E-commerce websites and online stores
Subscription services and memberships
Digital downloads and software purchases
Travel bookings and reservations
Gift card and voucher purchases

Payment Forms

Credit card application forms
Utility and service payments
Donation and charity websites
Government and official payments
Educational and course payments

Troubleshooting

Common Issues

Payment autofill not working on certain sites
Incorrect payment information being filled
Payment forms not being recognized
Security prompts appearing too frequently
Payment methods not saving properly

Solutions

Check payment autofill settings and permissions
Update saved payment information
Clear browser cache and cookies
Verify website security and compatibility
Check primary password and security settings

Advanced Features

Payment Preferences

Set default payment methods by type
Configure confirmation requirements
Set up payment method categories
Customize autofill behavior
Manage payment method priorities

Integration Features

Works with digital wallets
Compatible with payment processors
Supports multiple currencies
Integrates with shopping extensions
Works across different devices

What to Expect

When using payment method autofill, you may experience:

Convenience Benefits

Faster checkout process
Reduced typing and errors
Consistent payment information
Streamlined online shopping
Time savings on repetitive purchases

Security Considerations

Additional security prompts for payments
Need to keep payment information updated
Should be used carefully on shared devices
Requires regular security maintenance
May need to adjust settings over time

Technical Details

Payment method autofill uses advanced security and form recognition technology:

How Payment Autofill Works

Form Recognition: Identifies payment form fields and their purpose
Data Encryption: Encrypts all payment information using strong algorithms
Secure Storage: Stores encrypted data locally on your device
Smart Matching: Matches form fields with appropriate saved payment data
Access Control: Requires authentication before accessing payment information

Since Oasis is built on Firefox core technology, payment method autofill provides the same secure and reliable payment capabilities with enhanced privacy protection.