Often, the generic Microsoft drivers are the culprit.
So users search for a "free license key" – which is just a cracked version of paid software. alternative a2dp driver license key free
The is a paid software that provides a 7-day free trial. After this period, a permanent license must be purchased to maintain audio functionality. There are no official "free" license keys; the software uses a machine-specific licensing system that requires purchase through the application. Licensing and Trial Details Often, the generic Microsoft drivers are the culprit