Browser Cache
Many issues are resolved simply by clearing your browser cache.
osTicket Requirements
You should also review osTicket's requirements. As of January 2026 they are:
- HTTP server running Microsoft® IIS or Apache
- PHP version 8.2 - 8.4 (also PHP 8.2 - 8.4 for osTicket 1.17.x)
- mysqli extension for PHP
- MySQL database version 5.0 or greater
Note: osTicket does not support nginx or LiteSpeed web servers. Using anything other than Apache or IIS can lead to unexpected results.
