System Requirements
Supported Browsers
The Mitel One web application supports the following browsers:
| Browser | Version |
|---|---|
| Apple Safari | 14.1 or later |
| Google Chrome | 94 or later |
| Microsoft Edge | 90 or later |
| Mozilla Firefox | 90 or later |
Note: When you join a Mitel One meeting using the Firefox browser, you are prompted to allow device permissions for microphone and camera in the Welcome page. You must click Allow and then select the check box Remember this decision. If you do not select the check box, you are prompted again for device permissions after you join the meeting.
Supported Headsets
Audio routing on Mitel One web application works with various brands and models of headsets and external audio devices. Mitel recommends a USB headset with an extended microphone for an ideal audio experience. Because numerous headset options are available to customers, Mitel does not currently guarantee full interoperability between Mitel One web application and specific headsets. You must exercise your own due diligence to make sure that your headset has the capabilities to fulfill your requirements.
Note: When using Bluetooth headsets with the Mitel One web application, users might experience a 2-second delay before audio is heard after they click 
to answer an incoming call.
to answer an incoming call.For information regarding the minimum system requirements for using the Mitel One web application, see System Requirements.
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