Use the below method with caution because it wipe all of your data
1. Turn Off Your Device. if the device is freezing Remove Battery and insert few second.
2. Press and hold Left key + Right Key Together Press Power Buttonuntil vibrates.
3. Now select "factory reset (full wipe)"
4. then select "Yes"
wait for few seconds
5. after finish Hard Reset Select Reboot System Now
Your Device will be auto restart
Check the battery to see if the sides are bulging in the middle. Do a spin test. Take the battery and put it on a flat surface, then spin it like a top. If it spins at all, the sides are not flat and the contacts are moving away from the contacts in the phone.
there are phone repair shops all over the place that can replace the glass quickly
the glass is fairly expensive but there are different qualities that increase the life of the glass on dropping
ask around , get quotes and consider having a person with experience do the job as it takes very little to break the phone full stop
The wire to headsets can get damaged (usually not visible from the outside, as the wires inside the covering can be very delicate, to keep the size of the wire down) from throwing them in the pocket, purse, etc. Try a set from a friend to make sure the device is still working itself.