i create a apk 
all file in local folder not in webserver
i want to create upi payment link
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>upi pay</title>
</head>
<body><br>
    <a href="upi://pay?pa=9876543210@upi&pn=VIVEK&cu=INR" id="__UPI_BUTTON__" style="background: #ff912f;border: 2px solid #8a4100;padding: 10px;text-decoration: none;color: white;font-size: larger;border-radius: 10px;">Pay using UPI</a>
</body>
</html>but i got error page
https://prnt.sc/Qlfz_zxRUpIe 
plz help