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What ar whql tested drivers

Independent Hardware Vendors ( IHVs) that participate in this program can submit driver packages to be test- signed. Windows Hardware Quality Labs ( abbreviated as WHQL) is a Microsoft testing process. Using outdated or corrupt WHQL drivers can cause system errors, crashes, and cause your computer or hardware to fail. A company can choose to sign their own drivers rather than go through the WHQL testing process.

Maintaining updated WHQL software prevents crashes and maximizes hardware and system performance. 04/ 20/ ; 2 minutes to read; In this article. These drivers would not qualify for the " Certified for Windows" logos, but they would install on 64- bit versions of Windows and install without a warning message on 32- bit versions of Windows Vista or Windows 7. Driver packages that pass Windows Hardware Certification Kit ( HCK) testing can be digitally- signed by WHQL. The Windows Hardware Quality Labs ( WHQL) Test Signature program supports test- signing of drivers that will subsequently be submitted for a WHQL release signature.

What ar whql tested drivers. WQHL is designed to prove to Microsoft, and ultimately to the customer ( that' s you! WHQL is an acronym for Windows Hardware Quality Labs. WHQL Release Signature. Furthermore, installing the wrong WHQL drivers can make these problems even worse. The Labs provide various test suites for hardware and software including suites which allow device drivers to be tested and ' signed'.

), that a particular hardware or software item will work satisfactorily with Windows. If your driver package is digitally- signed by WHQL, it can be distributed through the Windows Update program or other Microsoft- supported distribution mechanis. A ' signed' driver is deemed stable and ready for use on a specific operating system such as Windows XP and Microsoft allows the vendor to claim that it is " Designed for.