How to Fix Device Manager Code 39

How to Fix Device Manager Code 39

One of the more common device manager errors is code 39, although this code tells normal computer users nothing at all, it does tell Windows experts a lot, and in most cases the problem is easy to solve.


The main causes for this problem are:

  • A required binary file for the device is missing,
  • A required device driver is missing
  • A driver is pointing to an entry point in a binary file that is unable to load
  • There is a problem with the file it’s I/O process.


Solution 1: Microsoft Fix-it tool.

Microsoft made a fix-it to automatically detect and solve problems with devices that are not working, it’s advised that you try this first.

Microsoft Fix-It


Solution 2: Re-install drivers

The next solution you should try is to re-install the drivers for said device, you can do that this way:

  1. Open Start
  2. Type “Device Manager
  3. Hit enter or click Device Manager
  4. Right-click the Device that is causing problems
  5. Click on Uninstall
  6. Download the latest drivers for your device


Are the problems still not gone? Then ask an expert to help you further

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About This Author

2014 & 2015 Microsoft Most Valuable Professional Windows Experience Yuri specializes in troubleshooting (crash analysis and devices), system resource utilisation and system performance. He is also very interested in Customer Security. Yuri can be found as Windows Community Moderator and Wiki Author on Microsoft Answers and is active on different communities all across the web.

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