– The most dangerous word. It suggests a "one-click download for everything" – a repackaged collection of dozens of Chinese apps. These "all-in-one" packages are almost universally malicious.

When downloading from regional or manufacturer-specific sites:

✅ Main application (LEDEditor / HT-Nova) ✅ USB-to-serial driver (CH340 / PL2303) ✅ Offline player & SD card formatting tool ✅ Multi-language support (English + Chinese)