Upgrade Canonical Ubuntu to Latest Build
This guide walks you through a streamlined process to update your system using prebuilt packages, while preserving your existing environment. The update is performed from a host computer—running Ubuntu, Windows®, or macOS®—to ensure your device benefits from the latest improvements in performance, security, and compatibility.
:::info - Before You Start - Complete 🔗setup instructions. :::
### 🏁 Let’s Get Started! 
### 1️⃣ Login & Wi-Fi Connection a. Login and change password on the monitor UART console/SBC terminal. b. Set up Wi-Fi connectivity. 🔗 Wi-Fi Setup Guide
### 2️⃣ SSH Connection (Optional) a. Get the IP address for RPi3. b. On your host machine, use SSH to connect to the device. ``shell ssh ubuntu@<IP Address> ``
### 3️⃣ Upgrade Pre-built Packages This command will upgrade to the latest pre-built packages on the device. ``shell sudo apt upgrade -y `` :::note If you're new to Ubuntu and your software version is based on QLI or Android build, please follow the Flash Canonical Ubuntu 24.04 path for flashing. :::
If you haven’t previously installed the PPA packages, please run the following steps to install them: ``shell git clone -b ubuntu_setup --single-branch https://github.com/IQ9-ai/IQ9-script.git cd IQ9-script ./install_ppa_pkgs.sh ``
The script installs the following Install AI samples application packages. (gstreamer1.0-plugins-base-apps, gstreamer1.0-qcom-python-examples, gstreamer1.0-qcom-sample-apps gstreamer1.0-tools, libqnn-dev, libsnpe-dev, qcom-adreno1, qcom-fastcv-binaries-dev qcom-libdmabufheap-dev, qcom-sensors-test-apps, qcom-video-firmware, qnn-tools, snpe-tools tensorflow-lite-qcom-apps, weston-autostart, xwayland) Install IQ9 Camera, wiringrp and wiringrp_python packages. Install generic developer tool related packages. (ffmpeg, net-tools, pulseaudio-utils, python3-pip, selinux-utils, unzip, v4l-utils) Perform "sudo apt upgrade" operation.
:::tip If you encounter package installation failures, run the following command: 'apt --fix-broken install' If you encounter following error, rerun the install_ppa_pkgs.sh script. GPG error: http://apt.thundercomm.com/IQ9-pi-3/noble ppa InRelease: The following signatures couldn't be verified because the public key is not available: :::
After successful running the install_ppa_pkgs.sh, you can observe the following screen on Display Monitor.
### 4️⃣ Verify the SW version Run the following commands in the device shell to verify the version: ``shell cat /etc/os-release ` Output: `json NAME="Ubuntu" VERSION_ID="24.04" VERSION="24.04.2 LTS (Noble Numbat)" VERSION_CODENAME=noble ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=noble LOGO=ubuntu-logo ` Run the following command to check the Linux version: `shell uname -a ` Output: `json Linux ubuntu 6.8.0-1055-qcom #55-Ubuntu SMP PREEMPT_DYNAMIC Wed Sep 17 02:03:34 UTC 2025 aarch64 aarch64 aarch64 GNU/Linux `` 🧭 Next Steps After successful software upgrade, refer to the Application Development and Execution Guide.