The bottoms on my blackview. Are really loud. When I shake the phone.. is this a simple fix?? The bottom botton on left side of the phone does not work when I push it I get error. Says please install ptt.. The notification light is very dim and. Blue tooth has almost no volume... Please help me blac...

I'd like to know. Who give me my warranty. The seller or u? I'd like to know how long the warranty is good. For .. further more I opened my. Blackview 8000 pro and my buttons make a loud. Rattle. That I'm unahppy about.. further I'd like to see an update for the cam cause right now it sucks .I downl...