What are you using (Windows, Mac, Android)?

For setups utilizing mobile adjustments, you can supplement your desktop software by downloading the official companion app. Search for in the Apple App Store, or utilize the mobile package mirror at the POLAR LED Light Download Center to update signs from your Android smartphone.

Enter the exact and Height in pixels matching your physical LED module array.

Incorrect power supply delivery or wrong panel width inputs.

Extract the contents of the download file to a new folder on your desktop. 2. Run the Installer

This scenario is painfully common. The custom cabinet built around the sign may cost $3,000 or more, making replacement an impractical option. The only path forward is finding a working version of HCLED software that can run on modern Windows systems.

Click the button (for WiFi) or "Export to U-Disk" (for USB). If using a USB drive, wait until the LED board displays "OK" before removing the drive. Troubleshooting Common Issues