Step 3: Install the APK
A. Enable Unknown Sources
- Go to Settings → Security & Privacy → Install unknown apps.
- Allow installation for your browser or USB source.
Steps may differ slightly on different devices or TV brands.
B. Install on Android Device
- Open the downloaded file in your file manager.
- Tap
digitalsignage.apk→ Install. - Wait for installation to complete.
C. Install on Smart TV via USB
- Copy the APK to a USB drive.
- Plug it into your TV.
- Open File Manager → USB Storage.
- Select and install the APK.
- Remove USB after installation.