I’ve had a couple instances where I went to
sudo su and it would say I’m not in the sudoers.
login as root
usermod -a -G wheel (username)
exitand log back in as your user.
If you can’t login as root:
Reboot. You’ll be given 5 seconds at the boot menu to select the operating system kernel to boot into.
At the boot menu, press
eto edit the existing kernel (Core).
In the boot grub menu select option to edit. Select Option to
Go to the line of
Linux 16and change
Now press Control+x to start on single user mode.
Now access the system with this command -
Reset the password -
Update selinux information -
Exit chroot -
Reboot your system -
Now do steps above to give another user sudo rights as it’s best practice to not use root directly for anything except for tasks like these.