unroot phone to stock

[gerbig36]

I rooted my RAZR m running 98.18.78xt907 and want to unroot phone back to stock settings used motochopper any suggestions please help

 

[droideddie13]

Did you follow my thread on rooting the RAZR M. There is a link to the guide. It tells you how to root and unroot. Idk how to help you on locking back your boot loader. I am rooted with a locked boot loader. I am scared when it comes to bootloader unlocking.