https://community.sony.com.mk/t5/xz-series/fails-on-sim-after-pie-upgrade/m-p/3622957#M45558 <P>My phone after changing 4g to 3g fails (cut calls in progress)</P><P>After enter on a place with weak signal and exit to open area doesnt recover signal strengh and sometimes says SIM not detected have to restart phone and normal for a while (days ok and days with this issue)</P> Fri, 28 Dec 2018 05:19:19 GMT vldags 2018-12-28T05:19:19Z https://community.sony.com.mk/t5/xz-series/fails-on-sim-after-pie-upgrade/m-p/3622957#M45558 <P>My phone after changing 4g to 3g fails (cut calls in progress)</P><P>After enter on a place with weak signal and exit to open area doesnt recover signal strengh and sometimes says SIM not detected have to restart phone and normal for a while (days ok and days with this issue)</P> Fri, 28 Dec 2018 05:19:19 GMT https://community.sony.com.mk/t5/xz-series/fails-on-sim-after-pie-upgrade/m-p/3622957#M45558 vldags 2018-12-28T05:19:19Z