One of this week’s Patch Tuesday updates for Windows 7 has been withdrawn after some users discovered that it blocked installation of software containing digital signatures, including first- and third-party software, and even other Windows updates. The problem update is called KB3004394. The purpose of this update was to change how Windows updates its collection of root certificates used to authenticate SSL and TLS connections. Without the update, Windows is meant to poll for certificate updates once a week. With the update, this frequency is increased to once a day. Unfortunately, this apparently simple change has had severe consequences for some users of Windows 7 Service Pack 1 and Windows Server 2008 R2 Service Pack 1, with users reporting that Windows Update, drivers from both NVIDIA and AMD, as well as some third-party software including Virtual Box are all unable to install correctly. The error code 0x8004FF91 seems to be a common finding. Read 3 remaining paragraphs | Comments
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Microsoft withdraws bad Windows 7 update that broke future Windows 7 updates
