Yealink SIP-T2 SERIES Administrator's Manual page 226

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
If you want to download multiple language packs to the phone simultaneously, you
can configure as following:
wui_lang.url = http://192.168.10.25/1.English_note.xml
wui_lang.url = http://192.168.10.25/11.Russian_note.xml
Web User Interface:
None
Phone User Interface:
None
wui_lang.delete
Description:
Delete the specified or all custom web language packs and note language packs of
the web user interface.
Example:
Delete all custom language packs of the web user interface:
wui_lang.delete = http://localhost/all
Delete a custom language pack of the web user interface (e.g., 11.Russian.js):
wui_lang.delete = http://localhost/11.Russian.js
The corresponding note language pack (e.g., 11.Russian_note.xml) will also be
deleted.
Web User Interface:
None
Phone User Interface:
None
The default language used on the phone user interface is English. If the language of
your web browser is not supported by the IP phone, the web user interface will use
English by default. You can specify the languages for the phone user interface and web
user interface respectively.
Procedure
Specify the language for the phone user interface or the web user interface using the
configuration files or locally.
Configuration File
204
Parameter
<y0000000000xx>.cfg
Permitted Values
http://localhost/all or
Y.name.js
http://localhost/
Specify the languages for the
Default
Blank