Understanding and Resolving the Windows 10 Realtek Semiconductor Corp MTD Driver Update 08/22/2017
If you maintain older hardware, keeping a copy of this driver’s .inf file in your local driver repository (C:\Windows\System32\DriverStore\FileRepository) is a smart move. It is a known good state for thousands of Realtek card readers.
To understand the update, one must first decipher the acronym. MTD stands for . In the context of Windows and Realtek, this driver has nothing to do with audio (Realtek’s most famous product) or network cards. Instead, it interfaces with a specific type of low-level storage hardware: flash memory chips used in card readers.
This was a Microsoft-sanctioned, Realtek-provided update for the internal memory card reader controller on Windows 10 PCs, certified for distribution in late summer 2017. MTD stands for
Believe it or not, some users reported that this very update (08/22/2017) broke their previously working card reader. Why? Because Microsoft’s driver catalog sometimes mismatched the hardware ID.
The problem was that Realtek’s older MTD drivers (from 2015 and early 2016) were not fully compliant with Windows 10’s new (Connected Standby / Modern Standby). The driver would fail to reinitialize after the PC went to sleep.
Users often encounter the error when this or similar Realtek updates appear in Windows Update. This code typically means: why it appears on your system
More notably, the August 22 driver became a . Microsoft’s compatibility hold list noted that systems with this specific Realtek MTD driver dated before September 2018 would blue-screen on upgrade. Users were forced to manually uninstall the device from Device Manager and let Windows reinstall a newer driver.
If the update is stuck with an error code (like 0x80070002), clearing the cache often helps.
Hardware Mismatch: Realtek manufactures hundreds of variations of card readers. Occasionally, Windows Update misidentifies a device and attempts to push this specific 2017 driver to incompatible hardware. How to Fix Update Failures and Loops and whether you should keep it
If Windows Update keeps trying to reinstall the 08/22/2017 driver and crashing your system:
: The driver maintains system stability by ensuring the card reader software is current and can communicate correctly with the firmware and BIOS . Common Installation Issues
To understand the significance of this update, we must first deconstruct the name itself. Windows Update naming conventions often provide a roadmap to the driver’s origin.
This article dives deep into what this driver is, why it bears the date August 22, 2017, why it appears on your system, and whether you should keep it, update it, or remove it.