Yealink T46G

Getting Started
55
 Upgrade firmware from provisioning server: Download firmware in ROM format, and
use centralized provisioning method to upgrade the firmware. This method requires
setting up a provisioning server, and uses configuration files to provision the Skype for
Business phone.
 Upgrade firmware from Skype for Business Server: Download firmware in CAB file
format, and place the firmware on Skype for Business Server to provision the Skype for
Business phone.
The following table lists the associated and latest firmware name for each Skype for Business
phone model (X is replaced by the actual firmware version).
Phone
Model
Associated
Firmware Name
Firmware
Name(.rom)
Firmware Name(.cab)
T48G
35.x.x.x.rom
35.8.0.50.rom
Yealink_ver_35.8.0.50.cab
T46G
28.x.x.x.rom
28.8.0.50.rom
Yealink_ver_28.8.0.50.cab
T42G/T41P
29.x.x.x.rom
29.8.0.50.rom
Yealink_ver_29.8.0.50.cab
T40P
54.x.x.x.rom
54.8.0.50.rom
Yealink_ver_54.8.0.50.cab
Note
Upgrading Firmware via Web User Interface
To manually upgrade firmware via web user interface, you need to store firmware to your local
system in advance.
To upgrade firmware manually via web user interface:
1. Click on Settings->Upgrade.
2. Click Browse to locate the required firmware from your local system.
3. Click Upgrade.
You can download the latest firmware online:
http://support.yealink.com/documentFront/forwardToDocumentFrontDisplayPage .
Do not unplug the network and power cables when the Skype for Business phone is upgrading
firmware.