Welcome to Nokia Support Discussions! Here you can share advice and tips with thousands of other Nokia users around the world in English. Many Nokia employees also follow and participate in the discussions, see our guidelines for more information. Everyone can search and read the discussions, but to post your own question or reply to others, simply sign in with your Nokia account. If this is your first time here, you can choose an alias to represent you. And if you don't have a Nokia account yet, please register.
First, note that your phone can't get infected thru' Virus..
If you are facing problem with your phone, back-up important data thru' Nokia Suite and dial *#7370# followed by 12345 (Default code unless changed by you) . See if the phone gets reset. This will erase all data from the phone memory. Now, connect your phone to PC and again thru' Nokia Suite check for any updates.. If available go for it, else re-install the Firmware ..
Restore your data and re-install the applications.. Now check ..