https://community.sony.pl/t5/xperia-archive/mhl/m-p/3287376#M424063 What you mean by upgrade? From what to what?<BR /><BR />I have MHL adapter and it works fine but I'm not sure if you can use MHL and throw at the same time. Tue, 23 Sep 2014 06:31:01 GMT SergioPL1 2014-09-23T06:31:01Z https://community.sony.pl/t5/xperia-archive/mhl/m-p/3287375#M424062 <P>After the upgrade the mirroring &nbsp;function doesn' work. &nbsp;I've a mhl_vga/hdmi cable. Throw function doesn' work at the same time</P> Tue, 23 Sep 2014 05:35:44 GMT https://community.sony.pl/t5/xperia-archive/mhl/m-p/3287375#M424062 Doraz 2014-09-23T05:35:44Z https://community.sony.pl/t5/xperia-archive/mhl/m-p/3287376#M424063 What you mean by upgrade? From what to what?<BR /><BR />I have MHL adapter and it works fine but I'm not sure if you can use MHL and throw at the same time. Tue, 23 Sep 2014 06:31:01 GMT https://community.sony.pl/t5/xperia-archive/mhl/m-p/3287376#M424063 SergioPL1 2014-09-23T06:31:01Z https://community.sony.pl/t5/xperia-archive/mhl/m-p/3287377#M424064 <P>To 17.12.a.0.314 firmware</P> Sat, 27 Sep 2014 19:46:04 GMT https://community.sony.pl/t5/xperia-archive/mhl/m-p/3287377#M424064 Doraz 2014-09-27T19:46:04Z