Yealink W52P - Manual (Page 75)

Appendix
63
You can upgrade your base station to the latest firmware version. The latest firmware
version not only improves the performance of the base station, but also provides more
features compared to the previous version. This section provides you with instruction on
upgrading the base station via web user interface. For more information on upgrading
the base station via auto provisioning, refer to
Yealink W52P IP DECT Phones Auto
Provisioning Guide .
To upgrade the base station firmware, contact your system administrator for the latest
firmware file, and store it on your local system in advance.
To upgrade base station firmware via web user interface:
1. Click on Phone->Upgrade.
2. In the Select and Upgrade Base Firmware field, click Browse to locate the firmware
file from your local system.
3. Click Upgrade to upgrade the firmware of the base station.
The browser pops up the dialog box “Firmware of the SIP Phone will be updated. It
will take 5 minutes to complete. Please don't power off!”.
4. Click OK to confirm upgrading.
The upgrading process will take a few minutes. The power indicator LED on the
base station flashes when the base station is during the firmware upgrading
process.
Once the base station firmware has been successfully upgraded, the base station
reboots automatically. The handset will perform an auto registration to the base station.
You can check the firmware version of the base station using the handset. For more
information, refer to
Checking System Status on page 18 .
Note Do not refresh or close the browser during the upgrading process of the base station.