If after trying all other troubleshooting suggestions and the Collaborate meeting has ended:
Change the settings in Chrome, as the problem may be due to Privacy and Security 'pop-up blocker':
- Go to Settings (3 dots, top right in Chrome Browser)
- Privacy and Security
- Site Settings
- Pop-ups and Redirects
- In the Allow section (see image) add the following weblink: https://my.leedsbeckett.ac.uk:443
Refresh the browser and access a Collaborate meeting to test.