: Open your "Downloads" folder, tap ucardvr.apk , and follow the on-screen prompts. Connect to Your DVR : Power on your dash cam.

Before downloading random files from the internet, check the user manual or the box your dashcam came in. There is usually a QR code specific to your camera’s firmware version. Scanning this is the safest way to get the compatible software.

If you have successfully downloaded and installed the but cannot connect:

Since this is a third-party file, your Android device will block the installation by default for security.

: Ensure you have granted the app Location and Storage permissions; otherwise, it may fail to save videos or sync with the camera.