Autofill helps you save time by automatically filling in forms with your saved information. You can store addresses, payment details, and other frequently used data to make online shopping and form completion faster and more convenient.
What is Autofill?
Autofill is a browser feature that automatically fills in web forms with your previously saved information. This includes addresses, payment details, contact information, and other data you frequently enter online.
How It Works
- Saves your form data securely
- Recognizes form fields automatically
- Offers to fill information when needed
- Updates saved data when you make changes
- Works across different websites
Types of Data Saved
- Shipping and billing addresses
- Credit card information
- Contact information
- Login credentials
- Form preferences
Setting Up Autofill
Follow these steps to enable and configure autofill for your information:
Enable Autofill
Open your browser settings and navigate to the Privacy & Security section. Look for "Forms and Autofill" or "Autofill" options and enable the feature.
Add Your Information
Enter your addresses, payment information, and other details you want to save. You can add multiple addresses and payment methods.
Set Preferences
Choose which types of information you want to autofill and configure any additional security settings like requiring confirmation for payment data.
Test and Refine
Visit websites with forms to test your autofill settings and make adjustments as needed for optimal performance.
Managing Addresses
Adding New Addresses
- Fill out address forms on websites
- Save addresses when prompted
- Add addresses manually in settings
- Import addresses from other sources
- Organize addresses with labels
Managing Saved Addresses
- Edit existing address information
- Set default addresses for different purposes
- Delete addresses you no longer need
- Organize addresses by type (home, work, etc.)
- Update addresses when you move
Payment Information
Credit Card Autofill
- Save card numbers securely
- Store expiration dates
- Save cardholder names
- Set default payment methods
- Require confirmation for payments
Security Features
- Encrypted storage of payment data
- Require primary password for access
- Confirmation prompts for sensitive data
- Automatic masking of card numbers
- Secure transmission of payment info
Using Autofill
Form Recognition
When you visit a website with forms, autofill will recognize the fields and offer to fill them with your saved information.
Selection and Confirmation
Choose which saved information to use, or let autofill automatically select the most appropriate data for the form.
Manual Override
You can always manually edit any autofilled information before submitting the form if needed.
Privacy and Security
Data Protection
- All autofill data is encrypted
- Information is stored locally on your device
- No data is shared with websites automatically
- You control what information is saved
- Secure transmission when filling forms
Privacy Controls
- Choose which websites can use autofill
- Disable autofill for sensitive forms
- Clear autofill data when needed
- Set up primary password protection
- Control sync settings for autofill data
Customization Options
Autofill Preferences
- Enable/disable specific data types
- Set default information for forms
- Configure confirmation prompts
- Choose when to offer autofill
- Set up form field mappings
Advanced Settings
- Customize autofill behavior
- Set up address formatting
- Configure payment preferences
- Manage sync settings
- Set up backup options
Troubleshooting
Common Issues
- Autofill not working on certain sites
- Incorrect information being filled
- Forms not being recognized
- Payment information not saving
- Sync problems across devices
Solutions
- Check autofill settings and permissions
- Update saved information
- Clear browser cache and cookies
- Verify form field compatibility
- Check sync and backup settings
Best Practices
Security Tips
- Use a primary password to protect autofill data
- Regularly review and update saved information
- Be cautious with payment information on public computers
- Disable autofill for sensitive or financial forms when needed
- Keep your browser and autofill data updated
Efficiency Tips
- Organize addresses with clear labels
- Set default payment methods for different types of purchases
- Regularly clean up outdated information
- Use consistent formatting for addresses
- Test autofill on frequently visited sites
What to Expect
When using autofill, you may experience:
Convenience Benefits
- Faster form completion
- Reduced typing and errors
- Consistent information across sites
- Streamlined checkout process
- Time savings on repetitive tasks
Considerations
- May need to update information periodically
- Some sites may not support autofill
- Requires initial setup and configuration
- May need to adjust preferences over time
- Should be used carefully on shared devices
Technical Details
Autofill functionality uses advanced form recognition and secure data storage:
How Autofill Works
- Form Recognition: Analyzes form fields to identify what type of information is requested
- Data Mapping: Matches form fields with your saved information
- Secure Storage: Encrypts and stores your data locally on your device
- Smart Suggestions: Offers the most appropriate saved information for each form
- Privacy Protection: Ensures your data is only used when you approve
Since Oasis is built on Firefox core technology, autofill functionality provides the same reliable form-filling capabilities with enhanced privacy and security features.
Need Help with Oasis Browser?
Join our Discord community to get support, ask questions, and connect with other Oasis users and the Kahana team.
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About the Author

I'm the CTO of Kahana, bringing a unique perspective from my management consulting experience at Clarkston Consulting and biomedical engineering background from Duke University. I'm focused on making the future of work more ergonomic through innovative technology solutions that prioritize user well-being and productivity.