How to fix Samsung Galaxy S4 Problem after upgrading to 5.0.1 lollipop

I found lots of users had lots of problems with there lollipop mobile system
Working with Galaxy S4,Simply you just have to wipe data and cash for your android phone before and after upgrading to lollipop version ,
Also you can check always company which created this upgrade like Samsung ,lg and lenovo ...etc

Note : this working for OTA update only