How to Fix KBDSMSNO.DLL Missing Error – Step by Step

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How to Fix KBDSMSNO.DLL Missing Error (Solved)

How to Fix KBDSMSNO.DLL Missing Error (Solved)

What is KBDSMSNO.DLL?

KBDSMSNO.DLL is a Dynamic Link Library (DLL) file that is associated with the Microsoft Keyboard Driver for Smart Card Minidriver service in Windows operating systems. This file helps to enable smart card functionality such as authentication and data encryption within applications.

Why is KBDSMSNO.DLL missing?

The KBDSMSNO.DLL file can become missing due to various reasons including accidental deletion during system maintenance or cleaning incompatible software updates or malware infection that causes damage to essential system files.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The KBDSMSNO.DLL file is often associated with Microsoft Visual C++ Redistributable components. To fix the missing error you can reinstall the latest version of these components:

  1. Visit the official Microsoft Download Center at this link.
  2. Download the appropriate Visual C++ Redistributable package for your Windows version (x64 or x86) and follow the on-screen instructions to install it.

Method 2: Run SFC /scannow command

Running the System File Checker tool (SFC) can help repair missing or corrupted system files including KBDSMSNO.DLL:

  1. Open Command Prompt as an administrator.
  2. Type the following command and press Enter: sfc /scannow
  3. Wait for the scan to complete and follow any on-screen instructions that may appear.

Method 3: Update System Drivers

Updating your system drivers can help ensure that all necessary components are functioning correctly. To update the keyboard driver you can follow these steps:

  1. Press Windows key + X and select Device Manager from the list.
  2. Expand Keyboards by clicking on the arrow icon next to it.
  3. Right-click on the keyboard device and choose Update driver.
  4. Select Search automatically for updated driver software and follow the on-screen instructions to complete the update process.

Conclusion

The KBDSMSNO.DLL error can cause issues with smart card functionality in your Windows system. By reinstalling Visual C++ Redistributable running an SFC scan or updating your system drivers you should be able to resolve the missing error and restore normal operation.

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