This guide explains how to install the PADS4 Launcher APK to start the PADS4 Viewer on non-certified Android hardware.
Some devices come with a dedicated PADS4 Launcher. For more information, refer to the PADS4 Certified Devices page.

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Downloading the PADS4 Launcher APK

Download the latest PADS4 Launcher APK from:
PADS4 Launcher Download

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Versioning

IMPORTANT NOTICE
This generic launcher can run on all Android devices as long as it meets the minimum OS and WebView version requirements. This doesn’t mean we support all Android devices. Please contact our sales or support departments to get more information about the platforms we support.RequirementsMinimum OS: Android 8.1Minimum WebView version: 100

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Installing PADS4 Launcher from a USB Stick

The PADS4 Generic Android Launcher is only supported on PADS4 Server version 2025.1 and above. Please ensure your server is updated accordingly.
1

Step One

Copy the PADS4 Launcher APK to a USB stick.
2

Step Two

Insert the USB stick into the Android device.
3

Step Three

Open APK Installer on the device.
4

Step Four

Select Install and browse to the APK file on the USB stick.
5

Step Five

When prompted with:
“Do you want to install this application?”
  • Press Next until the Install button appears.
  • Press Install to proceed.
6

Step Six

After installation, press Open to launch the PADS4 Launcher.
7

Step Seven

Enter the PADS4 Server location, specifying:
  • Domain name
  • IP address
  • PC name of the server running PADS4 Server
8

Step Eight - *Optional*

If the default server settings were modified, go to Advanced Settings and enter:
  • The correct port number
  • The host/root path
9

Step Nine

Press Start.
  • The first time the app runs, it will prompt you to select your home app.
  • Select PADS4 Launcher and choose Always to prevent future prompts.
10

Step Ten

Ensure a valid connection to the PADS4 Server when launching the PADS4 Launcher for the first time.
  • This allows the device to download and start PADS4 Viewer.
  • Once downloaded, PADS4 Viewer can run offline.

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Updating PADS4 Launcher from a USB Stick

1

Step One

Copy the latest PADS4 Launcher APK to a USB stick.
2

Step Two

Insert the USB stick into the Android device.
3

Step Three

Open Viewer Settings.
4

Step Four

Navigate to Launcher Settings.
5

Step Five

Tap the folder icon in the bottom-right corner.
6

Step Six

Browse to:
mnt -> usb_storage
Select the APK file.
7

Step Seven

When prompted with:
“Do you want to install an update to this existing application?”
  • Press Install.
8

Step Eight

Once the installation is complete, the PADS4 Launcher will automatically restart.