1) Set PC IP between 192.168.10.2-192.168.10.254, for example 192.168.10.100.

2) In this example, we are using WFTPD FTP Server. Setup a FTP server by following step 1 -12

3) PC connect with PHONE LAN PORT.

4) Telnet 192.168.10.1

5)    Input 3 to clean console configuration.

6)    Input 2 to update Firmware via ftp

7)    After input 2, you need input ftp server IP, firmware file name, ftp login

Zycoo CooFone D60 IP Phone firmware name: 2c28V2_3_305_176T20140312114022.z

Zycoo ZP502 IP Phone firmware name: ZP502PV1_7_345_141T4poe_log.z

8) After you see “Update success!”, you input 4 to reboot your phone.

Done.