here are the results from that test script:

UBB.threads System Requirements Test
The UBB.threads System Requirements Test has been developed to check your server configuration, including default values, that may cause problems with a UBB.threads install. Development by James Corthell (Gizmo/Gremelin) of VNC Web Services.

System Requirements Met
Your system meets all of the PHP requirements for UBB.threads:
Minimum Version: v7.7.0
Maximum Version: v7.7.x

Possible Problems
Possible problems have been detected, please see the individual messages below for more information.

The required PHP extension "mysql_connect" (MySQL Connect) could not be found. This error is non-crucial if the "mysqli_connect" function exists and you are running UBB.threads v7.7.0 or newer. Please see UBBWiki: mysql_connect
The system binaries for ImageMagick could not be found on your server. Please see UBBWiki: imagemagick
The reported PHP 'max_input_vars' setting is currently set at or below the default setting (Current: 1000, Default: 1000), which could have issues if you have more than 33 forums; for more information, please see the UBBWiki entry "Issues with the PHP 'max_input_vars' Setting". Please see UBBWiki: maxinput


You have indicated that you would like to test your UBB.threads configuration, but the file could not be found in the path: forum/includes/config.inc.php

Additional Information

Compatible UBB.threads Versions:
Minimum: v7.7.0
Maximum: v7.7.x
Read more about Server Requirements and Suggestions on UBBWiki
File Get Contents: Allows External URLs
GZip: GZip is supported on this system.
ImageMagick: ImageMagick binaries could not be located on this server.
Maximum Execution Time: 30 Seconds
Maximum Upload File Size: 50M (see php.net for more information)
Maximum Upload Size Allowed: 50M (the smaller of post_max_size vs upload_max_filesize)
Memory Limit: 128M
MySQL: MySQL v5.0 or newer is required; please manually check that you meet this requirement.
PHP Interface: fpm-fcgi
PHP Version: 7.2.19-0ubuntu0.18.04.2
Post Max File Size: 50M (can affect the upload size, see php.net for more information)
Reported Host: mysite.com
Reported IP: 1.2.3.4
Reported OS: Linux
Reported Path: /ubbt
Reported Port: 443 (443 indicates SSL)
Time: The current, unadjusted, server time is: Tuesday, September 17th, 2019 at 05:07 PM, America/New_York (-04:00)
ZLib: ZLib is supported on this system.