If you are running Mentimeter on a company network, security settings can sometimes limit the use of some features in Mentimeter. This may cause one or more of the following (and similar) issues:
- Inability to log into your Mentimeter account 
- Presentations will not load 
- Unable to see questions, in particular, quiz questions 
Please send the following information to your local IT support if you are experiencing issues:
- Ports 443 are required to be open for the following hosts: 
- api.mentimeter.com 
- static.mentimeter.com 
- realtime-api.mentimeter.com 
- quiz-api.mentimeter.com 
- images.mentimeter.com 
2. Your browser and network need to support WebSockets over HTTPS on the following domains:
- realtime.ably.mentimeter.com 
- quiz-api.mentimeter.com 
For more information about what is needed to run Mentimeter, please visit the Requirements page.
