Summary

Swyx provides a new firmware for SwyxWare 12.4x for Yealink T4 desk phone series (T41S / T42S / T46S / T48S), version 66.85.133.8.

Information

The new firmware is required to support the enhanced integration of Yealink system phones with SwyxWare 12.40.

Additionally the firmware corrects the wrong behavior of the T5- desk phones that occurs in certain cases.

• Fixed an issue with the renewing of an IP-address via DHCP
• Fixed an issue with the update of the presence status on the speed dials after the lost
  of the server connection
• Fixed an issue in uaCSTA mode (CTI support)- SwyxIt! displayed a call as connected although
  the call was still ringing

Known issue: In some specific scenarios/hardware combination the LEDs on the speed dial of an expansion module will not light (T48S & EXP40). The presence status of the related user is nevertheless shown on the display of the expansion module.

This firmware version is available on the Swyx Firmware Information Service FIS during the course of this day.

Downloading the firmware and distributing to all connected Yealink phones can be simply done via the Swyx Control Center SCC. All necessary steps are described in the Swyx Online Help.