What steps can be taken to troubleshoot and resolve issues with displaying PHP-generated images in forum signatures?

Issue: If PHP-generated images are not displaying in forum signatures, it could be due to incorrect image paths or permissions. To troubleshoot and resolve this issue, ensure that the image paths are correct and that the necessary permissions are set for the images to be accessed and displayed.

// Example PHP code snippet to display an image in a forum signature
echo '<img src="path_to_image/image.jpg" alt="Image">';