Release Notes 3. Previous Releases
Version 2.3.410 85 400HD Series IP Phones for Teams
Incident Description
IPPAN-5435 [C435HD] If a phone gets an incoming call while another call is already established,
after answering the second call the ‘Incoming call’ screen with the ‘Answer’ softkey
continues to be displayed and the user must again press the ‘Answer’ softkey.
IPPAN-3343 The Date format does not take effect on the phone when a configuration file is
pushed from Microsoft Teams admin center (TAC).
3.8.2.2 Device
Here are the device limitations that have been resolved in Version 1.17.686.
Table 3-30: Resolved Device Limitations in Version 1.17.686
Incident Description
IPPAN-6036
A firmware update failure occurs due to a network disconnection (requires a better
retry mechanism).
IPPAN-4939
When the screen saver is enabled and the phone’s soft keyboard opens, the
keyboard overlaps the screen saver.
IPPAN-4690 Keypad notification is mistakenly shown on lock screen.
IPPAN-3992
When the language is set to Ukrainian and a reboot/change language action is
triggered via the phone screen, the confirmation message then displayed is in
English instead of Ukrainian.
IPPAN-4941 In Device Admin settings, some options are reflected in English after the language
has been changed to Polish.
IPPAN-5938 [C450HD] The phone needs a restart to get static IP configuration.
IPPAN-5913 The 'Teams admin settings' option appears under the Device Admin settings even
when the user is not signed in; it should not appear.
IPPAN-2204
[C450HD, C448HD] On some occasions, disconnecting a USB headset during a call
may result in the phone getting stuck and a reboot is then required to recover from
this state.
DSP-1144 [C470HD] The handset’s maximum volume is not high enough.
IPPAN-4110 On some occasions, there is no voice when powering Off /On a Bluetooth headset
device.
IPPAN-5727 [Device Duo] Communication between the device and the PC app disconnects on
some occasions.
IPPAN-5282 [C455HD] On some occasions, several attempts to press the dial pad key are
required when trying to unlock the phone using ‘PIN Unlock’.
IPPAN-5520 Interoperability issues occur with some EPOS USB headsets.
IPPAN-5394 [C435HD] Date and Time cannot be changed manually when 'Automatic Date &
Time' is disabled.
IPPAN-4463 The first authentication of 802.1x EAP TLS is successful but after the device is
rebooted, 802.1x re-authentication is unsuccessful.
IPPAN-5251 [C455HD + Expansion Module (sidecar)] When locking the phone, the colors of the
lock background in the main screen are different to those on the sidecar LCDs.
IPPAN-2130 [C455HD + Expansion Module (sidecar)] The Expansion Module’s LCDs’ screen
saver is partially displayed.
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