This problem arises after wrongly flashed recovery to this phone.But in this case the phone is working fine , I could able to make a calls.

These are the problems that hook me to a loop

1.I am not able to install apps. It shows application not installed. 2..Data transfer is not supported by my phone. I also tried after installing usb driver for this phone.

I am not able to update my phone It shows : Device has been modified. Software updates are not available. 4.Download mode is not recognised by PC. Memory card is not recognised in recovery mode but it is recognised in file manager when mobile switch on. It says : Unknown volume for path[/sdcard] 5. Also tried factory reset. All ways are blocked . Can you give a hand.