phone frezzez and restarts

[warby]

hi my phone hangs and restarts have just got it back from being sent to repair for 2nd time for same fault how many time do i have send it to u before u give me new phone ? and who do i speak to about sony not holding up there warranty all u do is software repair and send it back to me even though u know this don't work very on happy spent lot money on tech z2 smart watch 3 and this wat a get 

[Thommo]

We are a user support forum ran by members like you so you need to either return your device to the place of purchase or contact Xperia care http://www.sonymobile.com/global-en/support/contact-us/