Download upgrade file and software here... http://www.hot-vapor.com/download.asp?id=143&i=143 update file: RSQ update Software : HM Chip Tools v3.2 NEW 1. Run HM Chip Tools.exe 2. Click "open" button and select update file. 3. Switch mod to "link" mode - remove the battery, hold down + & - while connecting USB cable to PC. 4. Click "refresh". 5. Click "upload setting". I tested this and it works. When i replace my battery the LED light remains on the last setting i selected.