Definition of Autofill

Autofill is a feature in various software applications and web browsers that automatically fills in form fields with relevant information, such as names, addresses, and passwords, based on the user’s stored data. This enables users to complete forms quickly, accurately and conveniently. Autofill relies on previously entered data and, in some cases, intelligently predicts input based on algorithms and browsing history.


The phonetic pronunciation of the keyword “Autofill” is: aw-toh-fiyl

Key Takeaways

  1. Autofill simplifies and speeds up form filling by automatically inputting user data into web forms, reducing errors and saving time.
  2. Web developers can enable Autofill by using the “autocomplete” attribute and specifying appropriate values to help browsers recognize form fields more accurately.
  3. Autofill prioritizes user privacy and security. Browsers store data locally, and users have control over which information is shared and saved.

Importance of Autofill

Autofill is an important technology feature because it enhances user experience by streamlining repetitive actions and increasing efficiency when filling out forms, such as logins, registrations, and online purchases.

By automatically populating commonly used fields with previously saved user information, autofill reduces input errors, saves time, and simplifies online interactions.

Additionally, autofill can contribute to improved security by working with password managers to store and retrieve complex and unique passwords, thereby encouraging users to maintain stronger and more diverse passwords across multiple platforms.

Overall, autofill plays a significant role in creating smooth, user-friendly, and secure online experiences.


Autofill is an invaluable technology designed to simplify our digital lives by streamlining online data entry tasks. Encountering numerous forms while browsing the internet is common; from creating an account, signing in, making online purchases, or filling out contact forms – all these actions require providing repetitive information. The primary purpose of Autofill is to save time and increase productivity by automatically populating these fields with user data that browsers or apps have stored previously.

Consequently, it minimizes the risk of making errors during data-entry by ensuring that the input information is accurate and consistent across different platforms. In addition to improving efficiency, Autofill serves as a practical tool to enhance user experience and tighten online security. For instance, integrations with secure password managers enable users to store complex passwords or sensitive information, like credit card details, without the need to remember them or enter them manually.

The encrypted data stored securely in password managers can be auto-filled when prompted, making the login process more manageable. Furthermore, through the use of Autofill, businesses and websites can ultimately reduce the frustration associated with inputting repetitive information, leading to higher customer satisfaction and retention rates. In summary, Autofill technology serves as a catalyst for a seamless and secure online experience, eliminating unnecessary friction in our increasingly digital lives.

Examples of Autofill

Web Browsers: Most popular web browsers, such as Google Chrome, Mozilla Firefox, and Safari, offer an autofill feature to save users time when filling out online forms. With the user’s permission, the browser securely stores their personal data (such as names, addresses, and email addresses) and automatically fills in those details in the corresponding fields whenever they come across a form on a website.

Password Managers: Applications like LastPass, Dashlane, and 1Password use autofill technology to securely manage and store users’ login credentials for websites and apps. When a user visits a site or opens an app that requires a login, the password manager automatically fills in their saved username and password, streamlining the login process and reducing the need for users to remember multiple passwords.

E-commerce Platforms: Online retailers and marketplaces like Amazon, eBay, and Shopify implement autofill technology to simplify the checkout experience for their customers. When a user is ready to make a purchase, the platform can automatically fill in their saved shipping and billing details, reducing the number of steps required to complete a transaction and encouraging a smoother, faster, and more convenient shopping experience.

Autofill FAQ

What is Autofill?

Autofill is a feature in web browsers and applications that automatically fills in user information, such as address, phone number, and payment details, on online forms. This feature saves time and reduces the chances of making errors while filling in data.

How do I enable Autofill?

To enable Autofill, open your browser settings and locate the Autofill section. Turn on the feature, and fill in your personal information, such as addresses and payment methods. Once enabled, the browser will populate the forms with the saved information.

Is Autofill safe to use?

While Autofill can be convenient, it presents some security risks. Stored personal information can be accessed by cybercriminals if your device is compromised. To protect your data, ensure you have strong security measures in place, such as updated antivirus software, and always be cautious when using Autofill on public computers or devices.

Can I customize which information is saved in Autofill?

Yes, most browsers allow you to customize the information stored in Autofill. You can choose which data, such as addresses, phone numbers, and payment methods, you would like to save, and edit or remove information as needed.

Why isn’t Autofill working on some websites?

Some websites may have disabled the Autofill feature or use custom form controls that are not recognized by the browser. In such cases, Autofill may not work as expected. You can still manually enter your information in these instances.

Related Technology Terms


  • Form Data
  • Input Prediction
  • Text Field Suggestion
  • Autocomplete
  • Browser Memory


Sources for More Information

  • How-To Geek:
  • PCMag:
  • Google Chrome Help:
  • Techopedia:

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