1.Android Multi Tool – Download Android Multi Tool From Here How To Hard Reset:
– Turn your Lava Iris 408e device off. – Take out its battery, SIM-card and memory card too.
– Wait for 10 seconds, Then put the battery back into your phone, But do not turn it on.
– Press and hold the Volume Down + then press the Power key 10-20 second.
– Keep pressing the above keys until fastboot mode comes.