https://community.sony.com.mk/t5/z-series/23-4-a-1-200/m-p/3414262#M67649 <P>Try performing a system repair using <A href="http://www-support-downloads.sonymobile.com/Software%20Downloads/PC%20Companion/Sony%20PC%20Companion_Web.exe" target="_self" rel="nofollow noopener noreferrer">PC Companion</A> as this will often fix issues - This will factory reset your phone and erase all data so best to backup before you begin<BR /><BR />Switch off your phone and unplug from Pc (Hold volume up and power for around 10 seconds)<BR />Start PC Companion and select Support zone then Update my phone/tablet then in Blue Repair my phone/tablet and follow the on screen instructions - When prompted connect your phone still switched off holding volume down or back button - This should start the repair or reformat process<BR /><BR />If you are using Windows 8/8.1 or a 64bit operating system then adjust the settings for PC Companion and run in compatibility mode and chose Windows 7 or XP</P> Mon, 12 Oct 2015 09:23:26 GMT Thommo 2015-10-12T09:23:26Z https://community.sony.com.mk/t5/z-series/23-4-a-1-200/m-p/3414261#M67648 <P>Yesterday update Z3 dual:</P><P>1. contact list doesn't work</P><P>2. messages dosen't work</P><P>3. synchronization with google contact list fail</P><P>4. can't call, can't recieve calls - i can't hear, other other side too</P><P>I can do anything except calling - base thing doesn't work.</P><P>What to do?</P> Mon, 12 Oct 2015 08:44:22 GMT https://community.sony.com.mk/t5/z-series/23-4-a-1-200/m-p/3414261#M67648 foster 2015-10-12T08:44:22Z https://community.sony.com.mk/t5/z-series/23-4-a-1-200/m-p/3414262#M67649 <P>Try performing a system repair using <A href="http://www-support-downloads.sonymobile.com/Software%20Downloads/PC%20Companion/Sony%20PC%20Companion_Web.exe" target="_self" rel="nofollow noopener noreferrer">PC Companion</A> as this will often fix issues - This will factory reset your phone and erase all data so best to backup before you begin<BR /><BR />Switch off your phone and unplug from Pc (Hold volume up and power for around 10 seconds)<BR />Start PC Companion and select Support zone then Update my phone/tablet then in Blue Repair my phone/tablet and follow the on screen instructions - When prompted connect your phone still switched off holding volume down or back button - This should start the repair or reformat process<BR /><BR />If you are using Windows 8/8.1 or a 64bit operating system then adjust the settings for PC Companion and run in compatibility mode and chose Windows 7 or XP</P> Mon, 12 Oct 2015 09:23:26 GMT https://community.sony.com.mk/t5/z-series/23-4-a-1-200/m-p/3414262#M67649 Thommo 2015-10-12T09:23:26Z https://community.sony.com.mk/t5/z-series/23-4-a-1-200/m-p/3414263#M67650 <P>Thx. It works. Not very usefull solution, because now I have to setup everithing agin, but work's</P> Mon, 12 Oct 2015 11:31:00 GMT https://community.sony.com.mk/t5/z-series/23-4-a-1-200/m-p/3414263#M67650 foster 2015-10-12T11:31:00Z