The Microsoft Logo Program is designed to ensure compatibility between third-party products and Microsoft operating systems and enhance customer confidence in the Windows experience. It involves a process of a series of tests designed to assess whether third-party products meet Microsoft’s standards of reliability, stability, and quality. Products displaying the logo have passed rigorous testing that assures they are easy to use, stable, and take advantage of the new features of Microsoft Windows operating systems.

Products are certified under following Operating Systems:

Microsoft Certified Products

To see the list of Certified Desktop Systems follow the below steps:
 Click on http://winqual.microsoft.com/HCL
 Select Windows 7 to see Windows 7 Certified Systems.
 Select Windows Vista to see Windows Vista Certified Systems.
 Select Windows XP to see Windows XP Certified Systems.

      For Windows 7,
      > Under Select a Windows 7 logo option, select a Systems logo.
      > Under Select a Processor Type option, select the required architecture as x86 (32- Bit Processor) 
         or x64 (64- Bit Processor). 
      > Under Select a Category option, Select Desktop PCs.
      > Under Select an Additional Qualification option, select all Aqs. 
      > Click Start to proceed. 
      > Under Company option, select PCS Technology Limited and Click on Go button to list all Windows 7
         certified desktop systems.

       For Windows Vista,
      > Under Select a Windows Vista logo option, select Systems logo for Certified for Windows Vista 
          & Windows Vista option.
      > Under Select a Processor Type option, select the required architecture as x86 (32- Bit Processor) 
         or x64 (64-Bit Processor). 
      > Under Select a Category option, Select Desktop PCs. 
      > Click Start to proceed.  
      > Under Company option, select PCS Technology Limited and Click on Go button to list all Windows 
         Vista certified desktop systems.

       For Windows XP,
      > Under Select Devices or Systems option, select Systems.    
      > Under Select a Processor Type option, select the require architecture as x86 (32- Bit Processor)
          or x64 (64-Bit Processor)or IA64 (Itanium).                                                            
      > Under Select a Category option, Select Desktop PCs. 
      > Click Start to proceed.
      > Under Company option, select PCS Technology Limited and Click on Go button to list all Windows 
          XP certified desktop systems.

 To see the list of Certified Server Systems follow the below steps:

     Click on http://www.windowsservercatalog.com
     Under hardware testing status option, click on Servers.
     Under Vender option, click PCS Technology Limited to list all certified server systems.