Are you using the latest version of RingCentral? 
Update your app now to enjoy the latest user experience, enhanced security, and optimal call quality.
Release Dates: Q2 2024
Please refer to tables below for release notes for firmware updates for specific phone models.
* Dates subject to change.
| Vendor | Model | Firmware version | Release Notes | Start firmware rollout * | Firmware rollout completed * | 
| Mitel | 6920W 6930W 6940W | 6.3.3.58 | 6.3.3.58 Release Notes | June 3, 2024 | June 17, 2024 | 
| Mitel | IP485g IP480g IP480 | 6.2.1.2020 | Mitel IPxx 6.2.1.2020 Release Notes | June 3, 2024 | June 17, 2024 |