If the program does not launch, there may be damage to your Windows installation and you may need to perform a system recovery. The DirectX Diagnostic Tool will be launched. In the Run dialog box, enter “dxdiag” and press the Enter key. To run the DirectX Diagnostic Tool, open Run by typing “run” in the Search bar or pressing the Win and R keys simultaneously. This is an internal Windows utility that helps users to monitor and troubleshoot DirectX-related issues. How to Diagnose DirectX StatusĪt times, you may receive an error message such as “The application was unable to start correctly ( 0xc000007b).” If you suspect your system has a DirectX issue, the first thing to do is to run the DirectX Diagnostic Tool. Therefore, DirectX issues can affect the entire functionality of your PC. To facilitate the hardware configuration process, the company introduced DirectX as a communication channel between software and hardware. With the launch of Windows 95, Microsoft increased security and restricted access to low-level hardware. But for gamers and multimedia-heavy users, it fine-tuned hardware performance is essential.īack in the old days of DOS (disk operating system), programs had direct access to hardware, allowing programs to make configuration changes to the way hardware performed. For casual users, this may not make a difference. This means that some computers do not perform as well as they should when running certain programs. Why is DirectX Important?īecause Windows computers can vary widely in hardware configurations, PC developers cannot optimize the settings of their software to suit any single system. Here are some ways to diagnose and fix a DirectX error. While DirectX is a useful tool for every PC, inappropriate or incorrect installation can result in numerous errors. DirectX is a suite of APIs (application programming interfaces) by Microsoft that is designed to provide software with low-level access to multimedia hardware components such as video cards and memory. Researched by cybersecurity expert Norbert WebbĮvery installation of Windows contains DirectX as a system program.
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