My Phone's Display is damaged in the bottom right hand corner because i dropped my phone by mistake. Please help me regarding the issue and guide me what should i do next. I am also sharing a screenshot of the above mentioned problem.

What should i do? I am not able to find a problem. I have restarted my phone several times but it is continues to occur. Please help.I am also sharing a screenshot.

I am not able to unlock my phone because I don't remember my unlock pattern. What should I do to reset the pattern?

It is Creating already created apps on the homescreen multiple times like facebook, onedrive,etc