U232 P9 Driver Windows 10

After troubleshooting hundreds of U232 P9 adapters, the honest advice is this: If you rely on serial connections for work, throw away the generic U232 P9 with a Prolific clone.

For $15–20, buy an adapter based on:

These adapters will save you hours of driver hell. u232 p9 driver windows 10

After installation:

  • Advanced → COM Port Number: change to COM1–COM4 if needed for legacy software.

    • A: Microsoft enforced stricter driver signing. Prolific used this opportunity to block counterfeit chips. Your Windows 7 driver (v3.x) is not compatible with Windows 10’s kernel. After troubleshooting hundreds of U232 P9 adapters, the

    Be the first to comment

    Leave a Reply

    Your email address will not be published.


    *