hi i am using android 4.2.2,till yesterday,it was all fine, then i installed an app and it went wrong everything.
1 most of apps stopped working
2 phone hangs on restating at logo
3 unable to install any new app from google play or manually(it is failed or google play stopped error)
4 i reset phone,erased whole data removed all apps but still unable to install new one,some times it downloads but installation failed and some times google play is stopped,if i transfer manually to phone via usb cable it again fails.i have also scanned phone memory via antivirus but no virus, phone is not conecting to pc suite
5 i am not an i.t professional tell me a simple solution

1 most of apps stopped working
2 phone hangs on restating at logo
3 unable to install any new app from google play or manually(it is failed or google play stopped error)
4 i reset phone,erased whole data removed all apps but still unable to install new one,some times it downloads but installation failed and some times google play is stopped,if i transfer manually to phone via usb cable it again fails.i have also scanned phone memory via antivirus but no virus, phone is not conecting to pc suite
5 i am not an i.t professional tell me a simple solution

