https://community.sony.com.mk/t5/xperia-archive/after-update-today/m-p/3409850#M497826 <P>after the update my M4 AQUA started to shut down in a period of time but cannot reboot unless i used the force shut down</P><P>it seems to work a few times but the last shut down it stuck at the opening"sony" and cannot back to normal</P> Thu, 13 Aug 2015 16:39:17 GMT akira2012 2015-08-13T16:39:17Z https://community.sony.com.mk/t5/xperia-archive/after-update-today/m-p/3409850#M497826 <P>after the update my M4 AQUA started to shut down in a period of time but cannot reboot unless i used the force shut down</P><P>it seems to work a few times but the last shut down it stuck at the opening"sony" and cannot back to normal</P> Thu, 13 Aug 2015 16:39:17 GMT https://community.sony.com.mk/t5/xperia-archive/after-update-today/m-p/3409850#M497826 akira2012 2015-08-13T16:39:17Z https://community.sony.com.mk/t5/xperia-archive/after-update-today/m-p/3409851#M497827 <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> Thu, 13 Aug 2015 17:52:23 GMT https://community.sony.com.mk/t5/xperia-archive/after-update-today/m-p/3409851#M497827 Thommo 2015-08-13T17:52:23Z