Why the PBX no Linkus Desktop Client

[Issue Description]

If you are a white-label user, when you log in to the PBX extension page, you can't find the Linkus Desktop Client option. 

[Applicable Models]

Yeastar P Cloud PBX 

[Cause]

White-label user

[Solution]

Please upgrade your P cloud PBX to firmware 84.7.0.49 or later, then clean the browser cookies and cache.