How to Add a Sudo User on Ubuntu 26.04

To add a sudo user on Ubuntu 26.04, create the account and put it in the sudo group.

Step 1 : Set a password. Press Enter to skip extra fields.

sudo adduser alice

Step 2 : Add the user to sudo.

sudo usermod -aG sudo alice

Step 3 : Check groups.

groups alice

Step 4 : Switch user and confirm sudo.

su - alice
sudo whoami

You have added a sudo user on Ubuntu 26.04.