It looks like XP so you'll need the restore media and instructions for that model.
As to Linux, there are plenty of web pages about installing. So no need to duplicate that here.
i Work in service shop if the word is correct.
I have here one little notebook like that
Windows is corrupted and i should replace it with new. How to do that?
I am linux admirer at all and have seen that i can put linux distro on this machine,but don`t know how.
Have a nice day