I have made some research. According to the firm version number(c432),
these are sim free phones. (Haven't tried with other provider's sim)
Huawei customer service told me, there are several approved firmware
updates already sent. Is it possible that...
Bought last year as a black friday deal with mediapad tablet. Since then
the tablet received four security patches, but p10 still nothing. Asked
them four times via live chat, but only replied: 'soon'.