Category Archives: T28P

manually download phone firmware for 3cx phone system

You can download the latest supported phone or handset firmware for 3CX from here: https://www.3cx.com/support/phone-firmwares/

Change of behaviour with TRAN (Transfer) key after upgrading Yealink T3X and Yealink T2X Firmware to V70

I have noticed a change of behaviour with TRAN (Transfer) key after upgrading Yealink T3X and Yealink T2X to the new V70 firmware along with upgrading 3CX Version 11 to Service Pack 3.

It appears that the default DSS Key Transfer Mode is changed from Attended Transfer to Blind Transfer.  An Attended Transfer was always performed … Continue Reading ››