Yes that's the thing... mysqli just doesn't execute... it returns no error message either with mysqli_error($conn) or $conn->connect_error()... so I personally have no idea what I'm doing wrong or what's happening....
My server currently updated to Plesk Obsidian 18.0.29 now I created a website, with no issues with PHP however all attempts to connect to a database using the PHP MySQli extension failed miserably... PDO apppears to work, but all my code is written with MySQli... refactoring is not option. Can...