<!DOCTYPE html> <html> <body> <h1>The autocomplete attribute</h1> <form action="/action_page.php">   <label for="username">Username:</label>   <input type="text" id="username" name="username"><br><br>   <label for="password">Password:</label>   <input type="password" id="password" name="password" autocomplete="on"><br><br>   <input type="submit"> </form> </body> </html>