Common symptoms when Virus attack mobile-mobile security

Our mobile phone are frequently attracted by the virus. Mainly android phone are attracted more. We often become careless to our phone. We do not use security software for our phone. Here are some common symptoms when Virus attack:

• Mobile becomes slow: It happens in most cases that our mobile becomes slow when it is affected by any virus.This because some unwanted app or program is running behind your eye. they breach your security and hand over our privacy concern file to the hacker.
• Mobile freezes frequently: Sometimes your mobile becomes hang and all program stopped. You need to restart your phone. It happens because of the same reason as the above point.
• Turn off automatically: Mobiles sometimes get switched off without any reason.It may happen 2-3 times a day or maybe more.Or sometimes it may restart also.
• Your OS becomes corrupted: Virus may affect your operating system(os). Then your programs and apps will not work or it may failure to open the phone.Sometimes it will show a blank screen.