why don't blackview ever answer question ??? speaker not working !! update to android 7 not working ??

Did you receive notice about updating, it is only for 3000 users, and it is still in testing.

no ,, but I want my phone to work ,, the speaker is not working at all ,, I think you should replace the phone ,, it only 7 months old !!!!!! should have 1 years warranty???

how do I get my phone replaced ??