How to restore nvidia kernel module?

[Alex Luya]

> I try to enable Nvidia accelerate graphic  driver(version 180),when 
> rebooting,an error comes up:
> ---------------------------------------
> Failed to initialize nvidia kernel module.
> -------------------------------
> I have downloaded newer driver(newer then 180),but failed,during that 
> installation,I remember it prompted me to confirm new kernel,I think 
> that is the problem,complied kernel is newer and not appropriate for  
> version 180, So how can I restore older nvidia kernel module for 
> version 180.Thank you.
>
>