sony xperia s network problem

[rulezz200]

hello i have problem with my network  since i did update my phone to the latest update also did repair it with earse my data :( and the problem still here please sony do update to this issue to fix it cus it's annoying i must restart my phone to get network back -.- 

[Jake-SonyXperia]

Have you tried using another SIM card in the device? regardless of the fact that it may work in another handset.

I suggest trying this first and then advise accordingly.