Known QDS Files

Dominant QDS File Type

.QDS

File Name:	.qds
Group:	Windows Directory Query File

Typically, the QDS file suffix is related to the Windows Server. The file contains saved search data that is created by DsQuery tool in the Windows Server.

Company:	Microsoft Corporation
Class:	Uncommon Files
Subkey:	HKEY_CLASSES_ROOT\.qds

Software Programs That Open The Windows Directory Query File:

Microsoft Windows by Microsoft Corporation

Windows

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Troubleshooting Problems Opening QDS Files

Troubles Opening QDS Files

Microsoft Windows is Not Installed

You encounter an error message such as "%%os%% Can't Open QDS Files" when trying to open your QDS. When this happens, it is commonly due to Microsoft Windows missing in %%os%%. This will prevent you from double-clicking to open the QDS file because the OS doesn’t know how to handle it.

Tip: If you know of another program that can open your QDS file, you can try opening it by selecting the application from the programs listed.

Microsoft Windows Requires Update

Sometimes your installed version of Microsoft Windows won't support your Windows Directory Query File file. If you do not have the proper version Microsoft Windows (or any of the other programs listed above), you may need to try downloading a different version of it, or one of the other software applications listed above. This issue mainly occurs when your Windows Directory Query File file was created by a newer version of Microsoft Windows than you have on your PC.

Tip: You can sometimes get hints about the right program version by right-clicking on the QDS file, selecting "Properties", and looking at the version information.

Regardless, most of the QDS file opening problems relate to not having the right version of Microsoft Windows installed.

Other Causes of QDS File Opening Problems

Errors opening Windows Directory Query File files can still occur even with the latest Microsoft Windows software installed on your computer. Other QDS opening errors can be created by other system problems inside of %%os%%. Issues that aren't software-related:

• Corrupt Windows Registry file path references for QDS
• Accidental deletion of the description of the QDS file in the Windows registry
• Invalid installation of a QDS-associated program (eg. Microsoft Windows)
• File corruption affecting your QDS file
• Your QDS has adversely impacted by malware
• Device drivers for QDS-related hardware are out-of-date
• Too many applications are open on your PC to load your Windows Directory Query File file successfully