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Backups/Miker/.trash/APT - Update and Upgrade.md

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+```
+#!/bin/bash
+
+# Ensure the script is run as root
+if [[ $EUID -ne 0 ]]; then
+   echo "This script must be run as root. Please use sudo."
+   exit 1
+fi
+
+echo "--- Updating package lists ---"
+apt update
+
+echo "--- Upgrading installed packages ---"
+DEBIAN_FRONTEND=noninteractive apt upgrade -y
+
+echo "--- Performing distribution upgrade (if available) ---"
+DEBIAN_FRONTEND=noninteractive apt full-upgrade -y
+
+echo "--- Cleaning up unnecessary packages ---"
+apt autoremove -y
+
+echo "--- Cleaning up cached package files ---"
+apt clean
+
+echo "--- Linux system update and cleanup complete! ---"
+
+```