Linux single-user mode change password:
First of all, press enter boot three seconds, and then enter a interface
Second, choose the longest in the interface of the line, press e to edit
Then behind the queit at the end of input: space + single and press enter. This will return an interface on the
Ended up behind the interface will find that more than one space and single start, press the b
Note: the first press e generally yes the longest behavior match line,