# Ubuntu Links: [[Linux]] ### Update package repository ```bash sudo apt update # Update repository sudo apt upgrade -y # Optionally upgrade all packages ``` ### [Create admin user from command line](https://askubuntu.com/a/70238) The following steps are for Ubuntu 12.04 and later: ```bash # Create a new user philip and add to group sudo sudo adduser philip --ingroup sudo # Test the new user account su - philip # Verify superuser privileges sudo ls -la /root # Switch back to original acccount exit ``` ### [Set password for a user](https://www.cyberciti.biz/faq/change-a-user-password-in-ubuntu-linux-using-passwd/) ```bash # Set a password for username max sudo passwd max ``` ### [Change hostname](https://phoenixnap.com/kb/ubuntu-20-04-change-hostname) ```bash # Change the 'pretty' hostname which is presented only to the user, # not another computer on the network (usually what you want) hostnamectl set-hostname <new_hostname> --pretty # (Optional) hange the actual hostname hostnamectl set-hostname <new_hostname> # View hostname info hostnamectl ``` - To take effect on the [[zsh]] shell, you'll need to `exit` and `ssh` back in again.