You can also upload an older firmware version from your PC desktop. Download the zipped firmware files from the Cisco Software Download page and extract the .ptc firmware files. Headset models match to each .ptc file by name. Use the following table as a guide:
Term |
Headset Model |
---|---|
|
Cisco Headset 560 Series |
|
Cisco Headset 730 |
|
Cisco Headset 730 USB Adapter |
Before you begin
There is a known issue with Google Chrome version 89 for Windows in which USB Adapter upgrades stall at 0% completion. We are working with Google to resolve the issue. |
1 | Connect your headset to a USB port on your computer. |
2 | In Google Chrome, go to https://upgrade.cisco.com/accessories. |
3 | Click Next and select your headset in the pop-up window. |
4 | Do one of the following:
|
5 | Click Start Upgrade. |