Originally Posted by Envious_Data
There is no such thing as viruses on android, 99% of anti~virus and security crap is usualy a placebo
Bittorrent is official bittorent so its safe
And the Z2 FW is a bit buggy, stuff can stop working so try factory resetting
Sent from my D6503 using XDA Premium 4 mobile app
Oh right thanks a lot. I guess I can still use bit torrent happily!
Oh well that's a terrible bug on firmware, i will reset after I try a few more methods I found on the Internet. Thank you