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
When reporting issues to Yealink support, you are expected to send pcap, syslog (level 6) and config
2017-12-19
When using HTTPS access the phone web interface, the browser prompts distrust.Yealink release h
2017-09-07
How to get Yealink Technical technical Support?Thank you for choosing Yealink as your IP phone provi
2017-08-30
What kind of the power adapter jack can compatible with Yealink IP phone?Below is the
2017-08-09
                   
2017-07-31