In 2023–2024, Microsoft began blocking older PL2303 chips (HXA, XA, TA revisions) via Windows Update. The official Prolific v3.8+ drivers refuse to load, displaying the error:
You must install an older, working driver (v3.3.11.146 or v3.4.63.290) or use a community-maintained driver. awm 20251 console cable driver download fix
To fix the console cable driver issue, you must identify its internal chipset (usually FTDI or Prolific) and install the corresponding Virtual COM Port (VCP) driver. The "AWM 20251" label typically refers to the physical cable specification (voltage/temperature rating) rather than the electronic driver itself. Microsoft Learn Step 1: Identify Your Chipset In 2023–2024, Microsoft began blocking older PL2303 chips
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