Release Notes for Linkus (Windows Desktop)

Version 2.7.13

Date: May 4, 2023
  • Added support for Portuguese interface.
  • Renamed the application Linkus Lite.
    Note: Yeastar has rebranded the desktop application and now two versions of Linkus are available, targeted at different users:
    • : Linkus Lite (dedicated for S-Series VoIP PBX, Cloud PBX, and K2 IPPBX)
    • : Linkus Desktop Client (dedicated for P-Series PBX System)

Version 2.6.4

Date: March 10, 2021

Version 2.5.6

Date: February 24, 2021

Note: The version requires support from server of the following versions:
  • S-Series VoIP PBX: or later.
  • K2 IPPBX: or later.
  • Cloud PBX: or later.
  • Added support for the following codecs: u-law, a-law, iLBC, G722, and G729. If you suffer from bad call quality, try to solve it by adjusting codec (Path: > Settings > Advanced > Other Settings > Codec).
    Note: A codec works only when it is enabled on both Linkus and PBX server.
  • Fixed the Distinctive Caller ID issue: If Linkus was in CTI mode, the originated caller ID would not be displayed when receiving a call from a Ring Group, IVR, or Queue.

Version 2.4.8

Date: January 18, 2021
  • Fixed the issue that external microphone was not displayed when setting up Microphone.
  • Fixed the ring issue of incoming calls: If PBX server failed to identify the storage path of ringtone wav. file, users could not hear ringtone when receiving calls.

Version 2.3.7

Date: November 5, 2020
  • Added support for moving a floating call window.

  • Added Dial Pad Tones option, the option is enabled by default.
    Note: To disable this option, go to > Settings > Audio > Dial Pad Tones.
  • Optimized audio settings: If a bluetooth headset is disconnected and reconnected to a Windows PC, Linkus can remember audio settings related with the device.
  • Fixed the display issue of call log: The call log didn't display contact name when an incoming call from a company contact was answered.

Version 2.2.15

Date: October 12, 2020
  • Added compatibility with Yeastar P-Series PBX System.
  • Optimized logout mechanism: Exiting Linkus from the Windows taskbar will disconnect Linkus client and the PBX server.
  • Added support for Slovak interface.
  • Fixed the issue of Caller ID: When an incoming call from a transferor reached Linkus, Linkus didn't display the original caller's number.

Version 2.1.5

Date: July 29, 2020

  • Added support for Czech interface.
  • Added support for Spanish interface.
  • Added support for multi-party calls: Users can have an ad-hoc conference call with 2 or more participants; every user can invite up to 3 participants to join the call.
    Note: The feature requires support from server. The server version must meet the following requirements:
    • S-Series VoIP PBX: or later.
    • K2 IPPBX: or later.
    • Cloud PBX: or later.
  • Added support for deleting one or more call logs.
  • Fixed the issue that CDR time and local time were different.
  • Fixed the Contacts issue: Changing mobile number for a company contact would fail.

Version 1.10.3

Date: May 7, 2020

  • Contacts feature and Yeastar CTI feature are not supported on S20 and S412.
  • The version requires support from server of the following versions:
    • S-Series VoIP PBX (S50, S100, and S300): or later.
    • Cloud PBX: or later.
    • K2 IPPBX: or later.
  • Added support for Contacts feature: Contacts allows you to access contacts outside your organization, including personally managed contacts and shared company contacts.
  • Added support for Yeastar CTI feature: You can control the desk phone via Linkus to handle a voice call.
  • Added support for Russian interface.
  • Added support for Hungarian interface.
  • Added support for Turkish interface.
  • Added support for Traditional Chinese interface.
  • Fixed the integration issue of Google Contacts.

Version 1.8.11

Date: December 17, 2019
  • Added support for Yeastar Click to Call: After installing Yeastar Click to Call extension on Google Chrome, you can quickly place calls via Linkus by clicking phone numbers on web pages.

  • Added support for Select & Dial with Hotkey: You can select phone numbers from anywhere on your computer, and press hotkey “Ctrl+Shift+E” to quickly start a call.

  • Optimized Call Pickup feature: The original caller's number will be displayed on Linkus when you pick up the call on Linkus.

Version 1.7.6

Date: October 25, 2019
  • Added support for copying and pasting phone number onto Dialpad interface to quickly place a call.
  • Optimized Call Transfer feature: When transferring a call, you can search contacts by extension name, extension number, or external number to quickly transfer the call.
  • Optimized the Dialpad interface of ongoing calls.
  • Fixed the issue of Linkus CDR: Linkus CDR time was inconsistent with PBX CDR time.

Version 1.6.10

Date: September 6, 2019

  • Added support for compatibility with the 2-way Intercom function on PBX.
  • Optimized the caller ID interface of Linkus after Distinctive Caller ID was enabled on PBX:
    • Added support for displaying Queue Name/Number and Caller ID simultaneously.
    • Added support for displaying Name/Number of Ring Group and Caller ID simultaneously.
  • Optimized the integration with Outlook: Linkus supports to match Outlook contacts by the caller's Local Number, Country/Region Code, and City/Area Code.
  • Fixed the issue of Linkus Chat: You might fail to receive or send chat messages, and the Chat list was empty.

Version 1.5.10

Date: July 30, 2019
  • Added support for compatibility with Hot Standby on PBX: After enabling Linkus Cloud Service, you can use Serial Number (SN) of either primary server or secondary server to log in Linkus.

  • Optimized Voicemail and Recordings function.
    • Added support for playing audio files while downloading.

    • Optimized Voicemail interface and Recordings interface.

  • Fixed the issue of One-Touch-Recordings: Failed to play one-touch recordings on Windows 8.1.

Version 1.4.10

Date: June 27, 2019

  • Added prompt: During the call, Linkus will display a prompt that indicates bad call quality when the network environment is bad.

  • Optimized the interface of caller ID display:
    • Incoming Call: Display up to 16 digits of caller ID.
    • On-going Call: Display up to 16 digits of caller ID.
    • Call Forwarding: Display up to 11 digits of caller ID.
    • Call Waiting: Display up to 11 digits of caller ID.
  • Fixed Linkus Help issue: The Linkus Help link always redirected to the Chinese Help documentation.
  • Fixed the Google Contact issue: Users could not add a new contact for the incoming caller ID on Google Contact.
  • Fixed the Outlook Integration issue: As Outlook automatically saved incoming numbers in (xxx) xxx-xxxx format, calling back to these numbers would fail.

Version 1.3.12

Date: May 6, 2019

  • Fixed the issue that if checking for update failed,no relevant prompt was displayed.

Version 1.3.10

Date: April 24, 2019

  • Improved the user experience of Linkus login and logout.

  • Added support for adjusting speaker volume during a call.

  • Optimized the prompt messages for call failed errors.

  • Optimized the User Interface with scrollbar.

Version 1.2.89

Date: April 11, 2019

  • Fixed the issue that Outlook integration could not work on Linkus version 1.2.88.

Version 1.2.88

Date: April 3, 2019

  • Fixed the issue that the Linkus installation might be failed.

Version 1.2.76

Date: March 21, 2019

  • Improved the user experience of IM function.

  • Optimized the incoming call pop-up window.

  • Fixed known issues.

Version 1.2.33

Date: December 29, 2018

  • Optimized call quality.
  • Fixed known issues.

Version 1.2.13

Date: December 11, 2018

  • Added Audio Debugging feature.
  • Added support for turning on and turning off Message sound.
  • Added support for searching Chat Groups and Chat Contacts.
  • Added Terms of Service.
  • Added support for Polish UI and Russian UI.
  • Fixed known issues.

Version 1.1.12

Date: November 1, 2018

  • New Linkus User Interface.
  • Added support for German User Interface.
  • Added Screen Capture function.
  • Added support for forwarding chat logs.
  • Added support for copying and pasting the images in Chat window.
  • Added support for opening files directly in Chat window by a relevant App on your PC.
  • Added Chat button on the detailed Call Log page to help you quickly chat with the person.
  • Optimized call logs.
  • Fixed the issue that 360 Security software would detect Linkus as a harmful App and display security alerts.

Version 1.0.54

Date: September 25, 2018

  • Added support for Linkus Cloud Service on Yeastar S-Series VoIP PBX: The S-Series users can use Linkus Chat function and experience better Linkus services.

Version 1.0.49

Date: August 13, 2018

  • Added support for dragging files to the chat window.
  • Optimized the call quality.
  • Optimized the Linkus interface.