Windows 10 may not have automatically switched to the USB speakers.
Philips did not release a specific Windows 10 driver for the SPA5210. The last official driver package was designed for Windows XP and Windows Vista. If you search on Philips’ global support site, you will find the product page has been archived. Philips Spa5210 Driver Windows 10
Anyone telling you otherwise is either mistaken or trying to sell you something. The speakers are plug-and-play using Microsoft’s native USB audio driver. Windows 10 may not have automatically switched to
If the soundbar does not produce audio immediately upon connection, you may need to manually select it as your playback device: Open the menu and type "Sound settings" . If you search on Philips’ global support site,
For official manuals and technical specifications, you can visit the Philips SPA5210 Support Page .
These are analog USB-powered speakers. They use the built into Windows 10. If they aren’t working, a “driver file” won’t fix it — the problem is almost always something else.