# Configure Ubuntu on the Dragonwing IQ-9075 EVK
Update the Ubuntu packages on the Dragonwing IQ-9075 EVK.
## Verify reboot and sign in to the Dragonwing IQ-9075 EVK Ubuntu console
The system will reboot automatically after the flashing is complete. Verify reboot and sign in to the Ubuntu console by doing the following steps.
**Prerequisites**
Install and set up the following serial communication programs for the debug UART port:
- Ubuntu: `Screen` (see [Set up the Ubuntu host](https://docs.qualcomm.com/doc/80-90441-252/topic/Integrate-and-flash-software.html#set-up-the-ubuntu-host))
- Windows: [PuTTY](https://putty.software/) (see [Set up the Windows host](https://docs.qualcomm.com/doc/80-90441-252/topic/Integrate-and-flash-software.html#set-up-the-windows-host))
1. Connect a USB cable to the debug UART port (Micro-USB) on the Dragonwing IQ-9075 EVK. With correct configurations, the following bootup log is displayed on your command terminal.
Note
Check the bootup log when a Dragonwing IQ-9075 EVK fails to boot.
**Figure: Bootloader-XBL**
**Figure: Bootloader-UEFI**
**Figure: Bootloader-GRUB**
**Figure: Linux Kernel**
2. Sign in to the Dragonwing IQ-9075 EVK Ubuntu UART console, using `ubuntu` as both the username and password. Then, you can reset the password in your command terminal.
Attention
If the sign-in option doesn’t appear on the command terminal, select Enter.
Note
After flashing the image onto the Dragonwing IQ-9075 EVK, you can use a serial console to connect to the Dragonwing IQ-9075 EVK.
## Access Ubuntu and update packages
Enable and connect WLAN for the Dragonwing IQ-9075 EVK and update the Ubuntu packages listed in the console.
**Steps:**
1. Get the available SSID:
sudo -i nmcli dev wifi list
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2. Access your Wi-Fi network:
sudo nmcli dev wifi connect password
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**Example:**
sudo nmcli dev wifi connect myWifi password 1234567
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3. Update the Ubuntu package list:
sudo apt-get update
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You are now ready to install more software packages from the Ubuntu archive.
## Connect using Ethernet
Establish an internet connection to retrieve the Dragonwing IQ-9075 EVK IP address using Ethernet.
1. Connect one end of the Ethernet cable into the Ethernet port (RJ45) of the Dragonwing IQ-9075 EVK.
2. Connect the other end of the Ethernet cable to your network router.
The following figure shows the location of the Ethernet port on the Dragonwing IQ-9075 EVK.
**Figure: Location of the Ethernet port**
3. Get the IP address of the Dragonwing IQ-9075 EVK by running the following command on the UART serial console:
ifconfig eth0
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The following figure shows a sample IP address fetched from the UART serial console.
## Sign in to the Dragonwing IQ-9075 EVK console using SSH
Use SSH to sign in to the Dragonwing IQ-9075 EVK Ubuntu console for file transfer.
**Connect to SSH**
1. Connect the Dragonwing IQ-9075 EVK to the network over Wi-Fi or Ethernet.
- Using Wi-Fi: see [Access Ubuntu and update packages](https://docs.qualcomm.com/doc/80-90441-252/topic/Use-Ubuntu-on-iq9.html#access-ubuntu-and-update-packages).
- Using Ethernet RJ45: see [Connect using Ethernet](https://docs.qualcomm.com/doc/80-90441-252/topic/Use-Ubuntu-on-iq9.html#connect-using-ethernet).
2. In the Ubuntu UART console on the Linux/Windows host, find the IP address of the Dragonwing IQ-9075 EVK.
ifconfig
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3. Use the IP address to establish an SSH connection from the host Linux/Windows computer to the Dragonwing IQ-9075 EVK. The default password is **ubuntu**.
ssh ubuntu@[ip-address]
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**Example:**
ssh ubuntu@192.168.10.12
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## Connect to Ubuntu desktop
When using the Ubuntu desktop OS for the Dragonwing IQ-9075 EVK, you can connect to the display screen using DisplayPort0, mouse, and keyboard, and then sign in to Ubuntu 24.04.
After connecting to Ubuntu desktop OS, the following screen is displayed:
## Enable display
Set up, enable, and configure display on the Dragonwing IQ-9075 EVK.
Note
To connect the EVK to a display through the HDMI port, use an HDMI cable along with an adapter, and connect it an active DisplayPort. HDMI cable and HDMI adapter aren’t included with the EVK kit.
### Add Qualcomm PPA to Ubuntu sources
1. By default, Qualcomm public personal package archive (PPA) isn’t considered trusted unless you add it to your Qualcomm Dragonwing IQ-9075 Ubuntu software sources.
sudo apt-add-repository -s ppa:ubuntu-qcom-iot/qcom-ppa
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2. Update and install dependencies.
sudo apt update && sudo apt upgrade
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### Enable display with Weston
To install Weston and test the display use cases, do the following:
1. Install Weston and related packages.
sudo apt install weston-autostart
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sudo apt install gstreamer1.0-qcom-sample-apps
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sudo reboot
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2. Set the display environment as the `root` user.
sudo -i export XDG_RUNTIME_DIR=/run/user/$(id -u ubuntu)
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3. Connect the DisplayPort0 on Dragonwing IQ-9075 EVK and desktop using the USB-A to USB-C cable, and wait for the desktop to be displayed on the screen.
4. To test graphics, run sample applications. The following example runs the Weston-simple-egl sample.
weston-simple-egl
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## Next steps
[Develop applications](https://docs.qualcomm.com/doc/80-90441-252/topic/Explore-further.html#explore-further)
Last Published: Jun 30, 2026
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