Fix d3dx9_39.dll related errors in NBA 2K21

One of the major frustrations of PC gamers is the infamous "[certain.dll] file is missing" type of errors. Often when install NBA 2K21 and try to play it, you will encounter this d3dx9_39.dll file missing error. In this post, we will learn how to diagnose d3dx9_39.dll related error in NBA 2K21. Once we have diagnosed d3dx9_39.dll error in NBA 2K21, we will look at various ways to fix it.

  • Developer: Visual Concepts
  • Publisher: 2K Games, 2K Sports
  • Release Date: 2020

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What You Need to Run NBA 2K21

Minimum NBA 2K21 Requirements

  • Operating System: Windows 7 64-bit, Windows 8.1 64-bit or Windows 10 64-bit
  • Processor: Intel® Core™ i3-530 @ 2.93 GHz / AMD FX 4100 @ 3.60 GHz or better
  • RAM/Memory: 4 GB RAM
  • DirectX Version: Version 11
  • Disk Space: 80 GB available space
  • Display Card: NVIDIA® GeForce® GT 450 1GB / AMD® Radeon™ HD 7770 1GB or better

How to Fix d3dx9_39.dll is missing error in NBA 2K21

Download & install DirectX

DirectX is a bunch of APIs mixed together that handle multimedia related tasks such as playing high fi video games, video and 3D content. One of the basic steps to fix d3dx9_39.dll is missing error in NBA 2K21 is to just download and install the version of DirectX that is required by NBA 2K21.

Typically, DirectX 9 or 11 do just fine for most video games.

Download DirectX9 here.

Often, just downloading and installing DirectX will solve your problem. However, if you are still facing the problem. Let's move on the next step, shall we?

Download & install d3dx9_39.dll

Another way of fixing d3dx9_39.dll is missing error in NBA 2K21 is to simply download d3dx9_39.dll file as per your PC configuration and install it in Windows\System32.

To download file from our secure servers, go to the following page: fix d3dx9_39.dll related errors

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