https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203164#M19133 <P>Have you tried another SIM?</P> Tue, 08 Apr 2014 14:18:07 GMT _alexdon_ 2014-04-08T14:18:07Z https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203163#M19132 I have problems with singal.how can I fix it? Tue, 08 Apr 2014 13:57:24 GMT https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203163#M19132 edushi 2014-04-08T13:57:24Z https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203164#M19133 <P>Have you tried another SIM?</P> Tue, 08 Apr 2014 14:18:07 GMT https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203164#M19133 _alexdon_ 2014-04-08T14:18:07Z https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203165#M19134 <P>remove any antivirus and/or taskillers &gt; restart your phone and check again&nbsp;</P> Tue, 08 Apr 2014 14:18:55 GMT https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203165#M19134 Uliwooly 2014-04-08T14:18:55Z https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203166#M19135 I tried 3 different Sim card and nothing I remove Antivirus and task kill and it's the same Sat, 12 Apr 2014 08:23:59 GMT https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203166#M19135 edushi 2014-04-12T08:23:59Z https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203167#M19136 <P>Visit a sony service:</P> <P><A href="http://www.sonymobile.com/global-en/support/contact-us/" target="_blank" rel="nofollow noopener noreferrer">http://www.sonymobile.com/global-en/support/contact-us/</A></P> Sat, 12 Apr 2014 08:31:50 GMT https://community.sony.it/t5/z-series/signal-problems-xperia-z/m-p/3203167#M19136 _alexdon_ 2014-04-12T08:31:50Z