d3d9.dll download:

DLL File Name: d3d9.dll

DLL File Size: 527 KB

DLL Version: N/A

DLL Information: N/A

Download d3d9.dll

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How to install or register d3d9.dll to fix the d3d9.dll missing error?

To register the d3d9.dll file, first download d3d9.dll form this page. Then open Command Prompt as an administrator, enter the installation folder, and run the "regsvr32" command. You'll receive a confirmation if the d3d9.dll is successfully registered.

The command is as below:

C:\User\Username>cd c:\windows\system32
C:\Windows\System32>regsvr32 d3d9.dll

How to unregister d3d9.dll?

To unregister the d3d9.dll file, the command is as below:

C:\User\Username>cd c:\windows\system32
C:\Windows\System32>regsvr32.exe /u d3d9.dll