QR Connectivity Diagnostics
Configured/Detected Base URL: http://45.117.72.244/qr-generator-new
Ping URL (must open on phone):
http://45.117.72.244/qr-generator-new/diagnostics.php?ping=1
Open this URL on your mobile browser. It should show OK.
If mobile cannot open ping URL, this is network/firewall/apache access issue (not DB or PHP code).