For details about calling capabilities in specific web browsers, see Get clients for Microsoft Teams, Web client section.
Place calls
| Windows desktop | Mac desktop | Web | Android and iOS | Linux desktop | |
|---|---|---|---|---|---|
| End-to-end encryption (E2EE) for one-to-one Teams calls | 
                      | 
                      | - | 
                      | 
                      | 
| Voice Over IP (VOIP) and Public Switched Telephone Network (PSTN*) calling | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Reverse Number Lookup (RNL) based on AAD or telephone company info | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Number normalization rules/number translation rules | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Speed dial | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Call history | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Find and call Teams users in other domains (federated calling) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Call people who use Skype for Consumers or Skype for Business | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Start a group call or join a group call in progress | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Location provided for emergency calls (dynamic emergency calling) | 
                      | 
                      | - | 
                      | 
                      | 
| Call from contact card | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Dial by name | 
                      | 
                      | 
                      | 
                      | 
                      | 
| Dial an extension | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| "/call" command | 
                      | 
                      | Edge and Chrome only | - | 
                      | 
Answering and during a call
| Windows desktop | Mac desktop | Web | Android and iOS | Linux desktop | |
|---|---|---|---|---|---|
| Record and transcribe one-to-one calls made to PSTNÂ and VOIP numbers*Â | 
                      | 
                      | - | - | 
                      | 
| VOIP call controls (hold, mute, video on/off, screen sharing) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| PSTN* call controls (hold, mute) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Add others to a call (VOIP and PSTN* numbers) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Blur background during video calls | 
                      | 
                      | 
                      | 
                      | - | 
| Custom background during video calls | 
                      | 
                      | 
                      | 
                      | - | 
| Video preview on hover | 
                      | 
                      | - | - | - | 
| One-on-one call recording | 
                      | 
                      | - | 
                      | 
                      | 
| Caller ID | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Closed captions | 
                      | 
                      | - | 
                      | 
                      | 
Transfer and forward
| Windows desktop | Mac desktop | Web | Android and iOS | Linux desktop | |
|---|---|---|---|---|---|
| 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | |
| Transfer calls (blind, ring back, consult) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Transfer calls between desktop and mobile | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | |
| 
                      | 
                      | Edge only | 
                      | 
                      | 
Voicemail and settings
| Windows desktop | Mac desktop | Web | Android and iOS | Linux desktop | |
|---|---|---|---|---|---|
| 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | |
| Send missed calls to voicemail | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Secondary ringer | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Music on hold | 
                      | 
                      | 
                      | 
                      | 
                      | 
| Access to Calls section in Settings (full or partial) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
Advanced calling features
| Windows desktop | Mac desktop | Web | Android and iOS | Linux desktop | |
|---|---|---|---|---|---|
| 
                      | 
                      | Edge and Chrome only | - | 
                      | |
| 
                      | 
                      | - | 
                      | 
                      | |
| Block calls | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Play a busy signal to incoming callers when on another call (busy on busy) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Allow priority access to certain contacts when status is Do Not Disturb | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| TTY support | 
                      | 
                      | - | - | 
                      | 
| Call queue with shared voicemail | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Auto attendant with shared voicemail | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Make PSTN calls during internet outages (Survivable Branch Appliance) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Callto: protocol (use Teams as telephone) | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
| Contact Center as a Service integration, including call recording | 
                      | 
                      | Edge and Chrome only | 
                      | 
                      | 
*Requires purchase of a Microsoft Teams Calling Plan or a third party calling plan via Operator Connect, Teams Phone Mobile, or Direct routing.
Note:Â Last update 09/18/2023.
 
                         
				 
				