What is
direct3d9.hdi doing on my computer?
direct3d9.hdi is a module for Autodesk, Inc.'s Heidi®.
Non-system processes like direct3d9.hdi originate from software you have installed on your system. Because most applications store data on the hard drive and system registry, your computer can become fragmented and accumulate invalid entries, affecting your computer's performance.
In Windows Task Manager, you can view the CPU, memory, disk, and network utilization caused by the direct3d process. To access the Task Manager, hold down the Ctrl Shift Esc keys simultaneously. These three buttons are located on the far left side of the keyboard.
direct3d9.hdi is an executable file on your computer's hard drive. This file contains machine code. If you launch the Heidi® software on your PC, the commands contained in direct3d9.hdi will be executed on your PC. To do this, the file is loaded into main memory (RAM) and run as a direct3d process (also called a task).
Is
direct3d9.hdi harmful?
direct3d9.hdi has not been assigned a security rating. The direct3d9.hdi file should be located in the folder C:Program Filesautocad 2008drv. Otherwise it may be a Trojan horse.
direct3d9.hdi Not rated
Can I stop or delete direct3d9.hdi?
Many running non-system processes can be stopped because they do not participate in the operation of the operating system.
direct3d9.hdi is used by "Heidi®". This is an application created by "Autodesk, Inc."
If you no longer use Heidi®, you can remove direct3d9.hdi from your PC by permanently deleting the software. To do this, press Windows Key R simultaneously and enter "appwiz.cpl". Then find Heidi® in the list of installed programs and uninstall the appsequence.
Is direct3d9.hdi CPU intensive?
This process is not considered CPU-intensive. However, having too many processes running on your system can affect your computer's performance. To reduce system overload, you can use the Microsoft System Configuration Utility (MSConfig) or Windows Task Manager to manually locate and disable processes that start at startup.
Use Windows Resource Monitoring to find out which processes and applications are writing/reading the most on your hard drive, sending the most data to the Internet, or using the most memory. To access Resource Monitor, press the key combination Windows key R and enter "resmon".
Why does direct3d9.hdi give me an error?
Most direct3d9 problems are caused by the application executing the process. The most reliable way to fix these errors is to update or uninstall the app. Therefore, please search the Autodesk, Inc. website for the latest Heidi® updates.
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Source: processlibrary.com