Modern versions of macOS (from High Sierra onwards, and specifically optimized in Big Sur and later) include native support for many Alcor Micro controllers. The reader uses the standard. If your specific Alcor chip adheres to this standard, macOS should detect it automatically as a "Smart Card Reader" without a specific Alcor driver.
You are not alone. Alcor Micro is a ubiquitous chipset manufacturer found in countless generic smart card readers (often branded as "EZ100PU," "SCR335," or "GemPC Twin"). Unfortunately, Apple’s macOS handles smart card readers very differently than Windows. --- Alcor Micro Smart Card Reader Driver Mac Os
Your Alcor Micro reader is not broken. Your macOS is not broken. The myth of the "missing driver" is just that—a myth. With the right open-source tools, you will be authenticating in minutes. Modern versions of macOS (from High Sierra onwards,
💡 Smart card readers can be power-hungry. if you are using a MacBook with a small USB-C dongle, try a direct connection or a powered hub. You are not alone
Use the pcsc_scan tool (comes with pcsc-lite):
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