Restricted access changed, voice service is blocked of Lenovo S90, how can I remedy this?

[AC Question]

Anyone can help me with this issue. Please..

 

[B. Diddy]

Re: Restricted access changed, voice service is blocked of lenovo s90

Welcome to Android Central! Any idea how that happened? Were you changing any settings, or did you recently install any new apps? Was someone else using your phone? Have you asked your carrier about this?