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:

• 2024.6.21.7.19

Version link:

http://fm.htek.com/rs/fw/ucvxx/bz/fwV10_5.42.1.7.1.45R8_20240719.zip

http://fm.htek.com/rs/fw/ucvxx/bz/fwV20_5.42.1.7.1.45R7_20240719.zip

http://fm.htek.com/rs/fw/ucvxx/bz/fwV53_5.42.1.7.1.45R8_20240719.zip

http://fm.htek.com/rs/fw/ucvxx/bz/fwV52_5.42.1.7.1.45R7_20240912.zip

http://fm.htek.com/rs/fw/ucvxx/bz/fwV50_5.42.1.7.1.45R8_20240912.zip

Version: 5.42.1.7.1.44R

New Add Features

• Add the recording viewing function in the call history.

...

• Add configuration to control the way the history records save numbers.(The setting can only be provisioned)

Improve Feature

• Optimized the history display after Call Park retrive.

...

• Fixed the issue of no sound during calls on IPv4&IPv6 networks.

• Fixed stability issues with the phone.

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.

...

• 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)

...

• Fixed issue with dial history display.

Version: 5.42.1.7.1.34R

New Add Features

• N/A

Improve Feature

...

• 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.

...

• 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）

...

• 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

...

• 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.

...

• 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.

...

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

Version: 5.42.1.7.1.15R

New Add Features

• Add Italian language.

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• 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.

...