Standard Windows uninstallation often leaves "leftover" files and registry entries specifically designed to remember that your trial has expired.
Instead of software drivers, you can buy a (like those from Creative or FiiO) that handles the codec (aptX/LDAC) at the hardware level. These work on any OS without needing special drivers or trial periods. A Note on "Cracks" and "Keygens"
If you find the trial reset process too cumbersome or unreliable, consider these alternatives: 1. Purchase the License