charge your battery first then try to on your phone.

reset your phone. Issue was resolved by resetting the phone again and not restoring from icloud but setting as a new iPhone.

if you wanna fixed your cracked screen then watch this - https://www.youtube.com/watch?v=ZnKruLgu...

INSTALLATION & REPAIR INSTRUCTIONS: - STEP-1: Avoid static discharge by grounding yourself using a wrist grounding strap or by touching a bare metal surface like a connector on the back of the laptop and remove all of the power including the battery and power adapter. - STEP-2: Slide the battery latches towards the outside of the laptop until they click. - STEP-3: Follow link to Read More - http://ppci.me/b/FYAJ

try to troubleshoot your audio playback. and go to the services.msc and try to stop windows audio and restart it again.