Hack the CentOS root password under virtual machine

1. When booting, prompt 3 seconds to press "E" key, interrupt the normal start, you can also press "enter" key, enter to select the system directory and then operate

I am here to press the "enter" key, the above interface appears, and then press "E" key

2. In the screen shown above, use the arrow keys to select the kernel and then press "E"

3. In the above screen, in the RHGB quiet last Add "space", then type "single", or directly enter the number of "1" and return.

4. Press "B" key to reboot the system to enter such a system

5. Use the passwd command here to change the root user password and restart it.

Hack the CentOS root password under virtual machine