Do not use generic "driver updater" software. Follow these verified sources:

A: Some aggressive antivirus software flags older ASUS drivers as potentially unwanted because they access low-level hardware. This is a false positive. Exclude the file if you downloaded from ASUS directly.

Once you have PID_xxxx, search:
"ASUS PID_xxxx driver"

Cause: You downloaded an unverified copy.
Solution: Delete the driver folder. Download only from the archival ASUS links mentioned above. Then repeat the installation with Driver Signature Enforcement disabled.

1.1 Hardware Overview The ASUS USB-MIR (Media Interface Reader) Rev 1.11 is a legacy-to-modern bridge device commonly found in ASUS OEM chassis. It functions primarily as a USB Hub controller that manages I/O for SD card slots, CompactFlash, and external USB ports located on the front of the PC case.

1.2 Scope The objective of this verification process is to ensure that the installed driver correctly identifies the Vendor ID (VID) and Product ID (PID), enables full throughput speeds for the connected media slots, and prevents system resource conflicts (IRQ/DMA).

Go to:
https://www.asus.com/support/
→ Search by the actual model name (not the rev number)

Verified drivers are essential for several reasons:

A: Yes, the Windows 10 64-bit driver works perfectly on Windows 11. ASUS has not released a Windows 11-specific version for this legacy component, but verified Windows 10 drivers are fully functional.