UBB.threads is a basic web script, we assume that you have a fully functioning web server within the ranges of recommended PHP/MySQL versions. Web Server configuration or troubleshooting out of the scope of user to user support for our web script.

The required versions, as of this writing are:
PHP 5.4 or higher
MySQL 5.5 or higher
MariaDB is also compatible

When performing an upgrade of system services it is advised to have a full backup for disaster recovery; but this should be something that you keep on top of regardless of if you're having a system update applied or not.

We are currently running UBB.threads on several bleeding edge systems which include PHP7.4.11 and MariaDB10.4.14