Introduction:

Models and Firmware

• fwV10.rom: UCV10/UCV10pro

• fwV20.rom: UCV20

• fwV50.rom: UCV50/UCV50pro

• fwV52.rom: UCV52/UCV52pro

• fwV53.rom: UCV53/UCV53pro

Release Date:

• 2024.6.21

Version: 5.42.1.7.1.41R

New Add Features

• Add Favourite function, enter the local contact details page and click the favorites button to add contacts. Favorite contacts will be displayed on the favorites interface.

• Add P-value P25452 to enable clicking on the contact app to prioritize entering the favorites interface.

• Add a "One Click" widget.

Long press the blank space on the main interface and add it in the widget.

• Add new P-value supports modifying the number of rows and columns in the Dsskey expansion interface and whether to display the Dsskey icon.

LCD UI:

• Add Contact Dsskey, editable items: Value and Label. When clicking on the Contact Dsskey, you will enter the contact interface, where you can view the number of calls received, missed, and dialed by the contact. You can also select a number to call out on this interface.

Support manual input of value and label.

Support automatic filling of the value and label of "Contact" Dsskey. Click on the "Phone Book" icon to enter the Local Contacts. After selecting a contact, the value and label of Dsskey will be automatically filled in.

Improve Feature

• N/A

Bug fixes

• Fixed the issue provisioning with Let's Encrypt signed certificates.

• Fixed the issue that disable PC port function failed.

Version: 5.42.1.7.1.38R

New Add Features

• LCD adds HDMI entrance display.(Settings-Display)

• Add support for selecting audio channels when connecting to HDMI.

• Add Answered Remotely Call function in the History.

Improve Feature

• N/A

Bug fixes

• Fixed issue with dial history display.

Version: 5.42.1.7.1.34R

New Add Features

• N/A

Improve Feature

• N/A

Bug fixes

• Fixed the issue that after provisioning wallpaper to the phone, the wallpaper will become invalid when auto-provision again.

• Fixed the issue that the phone not honoring auto daylight savings for London time zone.

• Fixed the issue that the IP address could not be obtained when the PC port was configured with Vlan 1.

Version: 5.42.1.7.1.33R

New Add Features

• Add P24972 & P24996 to realize DSSkey returning to page 1.

Improve Feature

• Improve video conference function.

• Improve UI of the phone.

Bug fixes

• Fixed some video call issues.

• Fixed stability issues with the phone.

• Fixed the crash issue with the phone.

• Fixed the issue that SIP account getting unregistered when trying to do a outbound call.

Version: 5.42.1.7.1.30R

New Add Features

• Add Auto-reboot settings.(Management-Auto Provision）

• Add the feature of reducing the local video window when video calls.

Improve Feature

• Improve UI of the phone.

• Improve system UI that can select the no account mode through the drop-down menu in the upper left corner when there is no registered account on the phone.

Bug fixes

• Fixed some transfer issues.

• Fixed the issue the dialpad restarts when a new call is opened after a call is disconnected.

Version: 5.42.1.7.1.29R

New Add Features

• N/A

Improve Feature

• Optimize WiFi&wired network switching logic.

Bug fixes

• Fixed the issue sip registration expiration issue when more than 1 contact exist for a extension.

• Fixed some transfer issues.

• Fixed some video call issues.

• Fixed some stable issues.

Version: 5.42.1.7.1.24R

New Add Features

• Add Call Log Time Display feature that control to display accurate time.

• Add the feature that check password when factory reset.

• Add the feature that Video phone support G.722.1 codec.

Improve Feature

• N/A

Bug fixes

• Fixed some LDAP issues.

• Fixed some French translation issues.

• Fixed stability issues with the phone.

Version: 5.42.1.7.1.17R

New Add Features

• Add the feature that add No Answer and DND return code.

• Add a user configurable DSSKey Widget that allows user to customize lines and columns and the bottom function button area.

Add interface: Long press the blank space on the main interface and add it in the widget.

Configuration interface:

Improve Feature

• N/A

Bug fixes

• Fixed the issue that the EHS Headset had no ringback tone.

Version: 5.42.1.7.1.15R

New Add Features

• Add Italian language.

Improve Feature

• Improve the size of Android keys.

• Improve video call display and setting.

• Improve video conference.

• Improve video call integration.

Bug fixes

• Fixed some transfer issues.

• Fixed Dsskey line setting issue.

• Fixed a conference establish issue.

• Fixed call park icon update issue.

• Fixed some integration issue of USB headset.

• Fixed an issue that the phone will not exit held status when the phone deal with REFER message.

• Fixed stability issues with the phone.

Version: 5.42.1.7.1.5R

New Add Features

• Add recents key and add a one click background cleaning function.

• Add the feature that different models use different device code.

• Add a P-value to provision modify the size of the MTU.

Provision format such as:

<?xml version="1.0" encoding="UTF-8" ?>
<hl_provision version="1">
    <config version="1">
         <P244 para="OverrideMTUSize">0</P244>
    </config>
</hl_provision>

• Add the feature to set Video display mode.

Configures the video display mode to "Original proportion", "Cut proportionally" or "Add black margin proportionally".

The default setting is " Add black margin proportionally".

• Add the ability to restrict access to some functions by assigning xml file.

See the doc: UserAccessLevel

• Add the ability to restrict permissions to install or uninstall apps by assigning xml file.

See the doc: App+installation+permissions

• Add the feature that save cfg and log to U disk before factory reset.

• Add the feature that enable accessibility on Teams.

• Add the feature that show LDAP by group.

• Add local call record function.

• Add the feature that SNMP adds a new Network node.

• Add P-value to control sound quality.

• Add P-value to support 276 dsskeys.

• Add P-value to support Huawei BMU.

• Add jump function for remote contacts.

• Add the feature that support volume provision via cfg.xml.

• Add HDMI output audio function, when the phone is connected to HDMI and the speaker is pressed, the sound comes out from HDMI.

• Add the feature that support the uninstallation of apps through XML file assignment, and support three ways to uninstall.

（1）Uninstall by assigning the path to the installation.

eg:

<Actions>
<Action name="uninstall" url=" http://10.3.2.44/ app.apk"/>
</Actions>

（2）Uninstall by the name used during the installation of the app

eg:

<Actions>
<Action name="uninstall" url="app.apk"/>
</Actions>

（3）Uninstall by the app's package name

eg:

<Actions>
<Action name="uninstall" package="com.xxxx.app"/>
</Actions>

• Add the widget to display Miss call record and unread Voicemails.

Long press the blank space on the main interface and add it in the widget.

Improve Feature

• Improve image upload limit tips.

• Improve audio device switching.

• Improve LCD display language after change language.

• Improve BT handset sound quality.

• Improve the MIC volume of the other party during BT call.

• Improve some Dutch translation.

• Improve video setting function.

• Improve the size of the dialpad in the call interface.

• Improve the UI of the phone.

Delete Features

• N/A

Bug fixes

• Fixed stability issues with the phone.

• Fixed some issue of local Directory.

• Fixed the issue of clicking on the Voice Mail component jump to Message.

• Fixed some issue for blind transfer.