How to Update Ubuntu via SSH: A Beginner's Guide

Learn to safely and efficiently update your Ubuntu server using simple SSH commands. This guide is perfect for beginners and includes additional steps for updating PHP, Nginx, and Bind9 via the Sury repository.

Summary

Preliminary Steps
Updating Ubuntu
Additional Tips

Preliminary Steps

Before updating your Ubuntu server, ensure you have SSH access. SSH (Secure Shell) allows secure remote access to your server. If you're new to SSH, consider reading a quick guide on its usage.

Updating Ubuntu

Follow these steps to update your Ubuntu server:

Connect to your server: Use the command ssh username@your_server_ip
Update package list: Run sudo apt update
Upgrade packages: Execute sudo apt upgrade
Clean up: Use sudo apt autoremove

For critical applications, test updates in a staging environment first.

Additional Tips

Best Practices for Server Maintenance

Regularly check and apply updates
Consider automatic updates for critical security patches
Always backup before major updates