To be able to use the application, you must use an up-to-date browser. Access with an outdated browsers is not possible to guarantee faultless and error-free operation.
You can check whether your browser is up-to-date here: browser-update.org
In general, all browser versions more than 4 versions behind will be reported as needing to be updated
- Internet Explorer is not supported because it has been replaced by Microsoft Edge
- Firefox is allowed back to the long term stable release ESR 45