Nokia Lumia 920's OS system is recognised as Android..

[lipis]

Here is the user agent:

Mozilla/5.0 (Windows Phone 10.0; Android 4.2.1; NOKIA; Lumia 920) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2486.0 Mobile Safari/537.36 Edge/13.10586

[gregor]

Seems to be a problem with detecting Windows 10 which this device has been updated to