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Full Version: MP50 Phone: Won't hang-up
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We are having an issue that only happens under these circumstances:

On a call with an outside caller (Teams voice); if the other person hangs-up the call first; Teams acknowledges the hang-up on the computer; but the Yealink MP50 will not hang-up. Pushing the hang-up button does not work.

This seems to happen for users that have a different audio device set as the default device.

Example:

Employee has Poly BT600 set as default device; Makes a call from the Yealink MP50; customer hangs-up first. In that scenario, Teams will close the call, but the Yealink will not let go of the call.

I do not know if this is a Yealink issue or a Teams issue.

I am open to any suggestions.

Thank you
We are also getting this behaviour on MP56 on latest firmware .44

So far no resolution, over 15 handsets at one client office have this issue.
There is a firmware update that is supposed to fix this issue. 131.410.0.55

It's also supposed to fix the issue where the phone switches to speaker when you pick up the handset and dial a number.
We have a similar issue. However, ours happens when 2+ people try answering the call. Second person's phone hangs. Our only workaround solution is to call the person directly to remove it. Happens daily and is annoying.
(10-19-2021 04:11 PM)support@rmt.net.au Wrote: [ -> ]We are also getting this behaviour on MP56 on latest firmware .44

So far no resolution, over 15 handsets at one client office have this issue.

I know this is a very old post, but I am having the same issue with several MP56's, and have to find an answer. This happens fairly regularly, and the only way I have found to fix it is to reboot the phone altogether, and that is a problem because with the passthrough ethernet it drops the user connection to the network as well. Did you find a solution?
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