https://community.sony.com.mk/t5/xperia-archive/problem-in-updating-on-wi-fi/m-p/3104986#M289486 <P>How can I update my xperia p application through a wifi ,which is&nbsp; enabled proxy and authentication with pc companion ? The pc companion has it own proxy setting, but no authentication is asking . and when i going to update my phone,the message showing "sony update engine failure"(error 1100).</P>&lt;script type="text/javascript"&gt;// var vglnk = { api_url: '//api.viglink.com/api', key: 'a187ca0f52aa99eb8b5c172d5d93c05b' }; // &lt;/script&gt; &lt;script type="text/javascript" src="<A href="https://community.sony.com.mk/" target="_blank" rel="nofollow noopener noreferrer">http://cdn.viglink.com/api/vglnk.js"&gt;&lt;/script&gt;</A> Thu, 29 Aug 2013 07:25:19 GMT oo 2013-08-29T07:25:19Z https://community.sony.com.mk/t5/xperia-archive/problem-in-updating-on-wi-fi/m-p/3104986#M289486 <P>How can I update my xperia p application through a wifi ,which is&nbsp; enabled proxy and authentication with pc companion ? The pc companion has it own proxy setting, but no authentication is asking . and when i going to update my phone,the message showing "sony update engine failure"(error 1100).</P>&lt;script type="text/javascript"&gt;// var vglnk = { api_url: '//api.viglink.com/api', key: 'a187ca0f52aa99eb8b5c172d5d93c05b' }; // &lt;/script&gt; &lt;script type="text/javascript" src="<A href="https://community.sony.com.mk/" target="_blank" rel="nofollow noopener noreferrer">http://cdn.viglink.com/api/vglnk.js"&gt;&lt;/script&gt;</A> Thu, 29 Aug 2013 07:25:19 GMT https://community.sony.com.mk/t5/xperia-archive/problem-in-updating-on-wi-fi/m-p/3104986#M289486 oo 2013-08-29T07:25:19Z https://community.sony.com.mk/t5/xperia-archive/problem-in-updating-on-wi-fi/m-p/3104987#M289487 <P>Not sure if it will work if you are required to enter a user/pass for the proxy. You could set PC Companion to use system settings instead and make sure you have correct setting under Controlpanel -&gt; &nbsp;Internet options and see if it works.</P> <P>You could also try Update Service and see what happens:&nbsp;<A href="http://www.sonymobile.com/global-en/tools/update-service/" target="_blank" rel="nofollow noopener noreferrer">http://www.sonymobile.com/global-en/tools/update-service/</A></P> Thu, 29 Aug 2013 14:20:12 GMT https://community.sony.com.mk/t5/xperia-archive/problem-in-updating-on-wi-fi/m-p/3104987#M289487 Rickard 2013-08-29T14:20:12Z