No. The D8 does not have a companion app. Updates require a USB cable and PC.
W-King D8 (Original version) and D8 MK2 (check your model) Last Updated: April 2026 Difficulty: Moderate (requires microSD card and patience) W-king D8 Firmware Update
Ensure the speaker is powered off and connected to a PC via a high-quality data cable (not just a charging cable). W-king D8 Firmware Update