https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153551#M12795 <P>The problem is that the phone stopped detecting the sim suddenly Vovi her out and replaced and it worked but it has happened again and no longer detected at all ... the card was cut at the store because it was not microsim format could be this the cause? can serve the red button next to the place where you put the sim?. Thank you.</P> Sun, 27 Oct 2013 13:24:07 GMT Sento 2013-10-27T13:24:07Z https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153551#M12795 <P>The problem is that the phone stopped detecting the sim suddenly Vovi her out and replaced and it worked but it has happened again and no longer detected at all ... the card was cut at the store because it was not microsim format could be this the cause? can serve the red button next to the place where you put the sim?. Thank you.</P> Sun, 27 Oct 2013 13:24:07 GMT https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153551#M12795 Sento 2013-10-27T13:24:07Z https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153552#M12796 Could be too old SIM standard, too slow chip, not a 3G SIM at all, card gets overloaded or simply was damaged in the process of cutting.<BR /><BR />The size of the SIM is not always about only the size. There are different SIM standards, old ones are not always compatible with modern devices.<BR /><BR />You should get new, Micro SIM card to avoid damage to the card and/or to the phone. Sun, 27 Oct 2013 13:44:53 GMT https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153552#M12796 Archanos 2013-10-27T13:44:53Z https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153553#M12797 <P>Thanks for the reply, I suspect something ..... I would like to know something about the use of the red button if anyone knows how and when to use</P> Sun, 27 Oct 2013 16:28:19 GMT https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153553#M12797 Sento 2013-10-27T16:28:19Z https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153554#M12798 <P>If you want to reset your phone you will press and hold that button&nbsp;</P><P><A target="_blank" href="http://www.xperiaguide.com/2013/09/12/xperia-z1-comes-with-a-physical-hard-reset-button/" rel="nofollow noopener noreferrer">http://www.xperiaguide.com/2013/09/12/xperia-z1-comes-with-a-physical-hard-reset-button/</A></P> Sun, 27 Oct 2013 16:52:35 GMT https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153554#M12798 Uliwooly 2013-10-27T16:52:35Z https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153555#M12799 <P>The matter is clarified, thanks,</P> Mon, 28 Oct 2013 00:33:03 GMT https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153555#M12799 Sento 2013-10-28T00:33:03Z https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153556#M12800 <P>Anytime</P> Mon, 28 Oct 2013 20:01:14 GMT https://community.sony.ie/t5/z-series/problem-with-the-sim/m-p/3153556#M12800 Uliwooly 2013-10-28T20:01:14Z