https://community.sony.rs/t5/xz-series/xperia-xz1-hangs-while-using-whatsapp-or-calling/m-p/3586098#M28382 <P>My phone hangs while network calling / WhatsApp calling and need to restart</P><P>Also at times it automatically restarts while unable to close an app l I'm e youtube or whatsapp</P><P>I have read about people facing same problems with xperia xz1 and that android oreo has some glitches.... Please assist with a resolve&nbsp;</P> Mon, 13 Nov 2017 16:09:03 GMT Aanjaney14 2017-11-13T16:09:03Z https://community.sony.rs/t5/xz-series/xperia-xz1-hangs-while-using-whatsapp-or-calling/m-p/3586098#M28382 <P>My phone hangs while network calling / WhatsApp calling and need to restart</P><P>Also at times it automatically restarts while unable to close an app l I'm e youtube or whatsapp</P><P>I have read about people facing same problems with xperia xz1 and that android oreo has some glitches.... Please assist with a resolve&nbsp;</P> Mon, 13 Nov 2017 16:09:03 GMT https://community.sony.rs/t5/xz-series/xperia-xz1-hangs-while-using-whatsapp-or-calling/m-p/3586098#M28382 Aanjaney14 2017-11-13T16:09:03Z