When you access the Ticket/Support System, the browser is always loading or directly returns some pr
2021-04-02
The Phone stuck on initializing screen or Yealink logo.Firmware upgrade interrupted, such as losing
2021-03-24
If you need to check the power adapter of the device, this FAQ lists the power supply specification
2021-03-18
When reporting DECT sync, DECT Signal, Handover/Roaming and deployment issues of W80 and W90 sy
2021-03-14
Sometimes Yealink Technical Support Team will ask the customer to help to upload the All Base Diagno
2021-03-10
There is another password named “Base PIN” which is used to lock the IP DECT phone to prevent it fro
2020-11-26
There are a large number of FAQs and customers are not familiar with the search mechanism, resulting
2020-11-26
When reporting issues to Yealink support, you are expected to send pcap, syslog (level 6) and config
2020-11-16
 How to register handset on W80DM1.       Register Directly.Go to
2020-11-16
Customer need to deploy W80, however, he doesn’t know how to measure signal of W80.1.  &nb
2020-11-16