To maintain a high level of security, RingCentral will no longer be supporting older web browser versions. To assure that you will be able to access the
RingCentral Service Web in the coming weeks, please update your browser at your earliest convenience.
Note: For most browsers, you can go to Help > About and see an option or link to update the browser. If you need detailed instructions visit the vendors sites.
Update Existing Browser
Direct Browser Downloads
How do I know if I'm affected?
Visit the following resources to check your browser or API client for TLS 1.2 support: - Browser support list: https://www.ssllabs.com/ssltest/clients.html
How to test yourself
Visit the following sites to test your browser, API client, or code for TLS 1.2 support:- Test your browser: https://www.ssllabs.com/ssltest/viewMyClient.html
- Test your program: https://www.howsmyssl.com/a/check
For more details view Article: TLS Upgrade Notice

Note: For most browsers, you can go to Help > About and see an option or link to update the browser. If you need detailed instructions visit the vendors sites.
Update Existing Browser
Direct Browser Downloads
How do I know if I'm affected?
Visit the following resources to check your browser or API client for TLS 1.2 support: - Browser support list: https://www.ssllabs.com/ssltest/clients.html
How to test yourself
Visit the following sites to test your browser, API client, or code for TLS 1.2 support:- Test your browser: https://www.ssllabs.com/ssltest/viewMyClient.html
- Test your program: https://www.howsmyssl.com/a/check
For more details view Article: TLS Upgrade Notice