Symptom
It has been observed that when users have both the Aircall App and the MS Teams App running simultaneously, disconnecting a call on one may drop the call on the other app.
Cause
This interference has been found due to the Sync Device Buttons setting in MS Teams. This setting is turned on by default as shown below:
Solution
To disable this setting:
- In MS Teams go to Settings > Devices
- Toggle the Sync device buttons setting to off