Because the original LED Edit tool used or Java under the hood, it often fails on Windows 10/11. If you can't get the 2012–2020 version running, use these open-source successors (same workflow):
By 2020, the LED industry began shifting away from SD-card offline controllers toward real-time, Wi-Fi, and Art-Net controlled systems. However, for an eight-year stretch, LED Edit was the democratizing force of the lighting world. hardhat electronics led edit link download from 2012 to 2020