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Your not working Prolific USB to Serial driver problem could be caused by the corrupted, missing or outdated driver itself. Solution 1: Update your Prolific USB to Serial driver to the latest version Roll your Prolific USB to Serial driver back to an older version.Update your Prolific USB to Serial driver to the latest version.More importantly, you can easily fix it with the solutions here.
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We’ve seen many Windows users reporting this Prolific USB to Serial driver not working on Windows 10 issue. That could be really frustrating…ĭon’t panic. Fail to connect your devices with Windows 10 using the Prolific USB to Serial adapter cable? Besides, you might notice there’s a yellow warning mark with Prolific USB to Serial driver in Device Manager.
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