Audio driver speaker not working

CoolStar Audio Driver Not Working on Windows speaker sign red X

hello everyone to all expert, i purchased coolstar sst cavs audio driver from patreon page. the question is, i’m try trying to use again the coolstar sst cavs audio to my other chromebook windows. but unfortunately it says not registered device.

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Please how were you able to get the Cavs audio driver on cool star? I couldn’t find it amongst the SST audio file that I purchased.

The purchased driver is one device license, once registered, you need to buy another one.