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System Update Guide

Keeping your CachyOS system up to date is important for security, stability, and new features. This guide will show you how to update your system using pacman and yay.

Update System Packages​

To update all system packages, including those from the official repositories:

sudo pacman -Syu

This command:

  • -S: Synchronize packages
  • -y: Refresh package database
  • -u: Update all packages

Update AUR Packages​

To update packages from the Arch User Repository (AUR) using yay:

yay -Syu

Update System and AUR Packages Together​

To update both system packages and AUR packages in one command:

yay -Syu --aur

Clean Package Cache​

After updating, you might want to clean the package cache to free up disk space:

sudo pacman -Scc

Best Practices​

  1. Always read the update messages before proceeding
  2. Keep a backup of important data before major updates
  3. Update regularly to maintain system security
  4. If you encounter any issues, check the CachyOS forums for solutions