What potential issues could arise when converting a Flash game from an addon to a standalone version?

Issue: One potential issue that could arise when converting a Flash game from an addon to a standalone version is compatibility issues with different browsers and devices. To solve this, the game should be converted to HTML5, which is supported by most modern browsers and devices.

// HTML5 conversion code snippet
<!DOCTYPE html>
<html>
<head>
    <title>HTML5 Game</title>
    <script src="game.js"></script>
</head>
<body>
    <canvas id="gameCanvas"></canvas>
</body>
</html>