How To Block Specific Windows Updates Without Pausing Entire Patch Cycles Blocking a problematic Windows update without disrupting the rest of your patch cycle is an important part of modern Windows update management. Let’s walk through how IT teams can stop a specific patch while keeping the rest of the update cycle moving. Before we begin, be sure to subscribe to NinjaOne’s IT video hub and our YouTube channel for more tech content like this. Why Blocking Individual Windows Updates Matters Microsoft releases cumulative updates on a predictable schedule. However, not every update is safe to deploy immediately. Some patches introduce application failures, driver conflicts, or stability problems. When that happens, pausing all updates creates unnecessary security risk. Blocking a single update by its Knowledge Base number lets you avoid known issues while still applying critical fixes. Each Windows update is identified by a KB ID. That identifier makes it possible to target only the problematic patch instead of disabling Windows Update entirely. This approach is especially useful for MSPs and IT administrators managing large fleets of endpoints. How To Block A Specific Update Using PowerShell First, PowerShell provides the most precise way to hide a single KB. By using the PSWindowsUpdate module, administrators can identify available updates and hide a specific KB update from installation. This keeps all other quality and security updates flowing as normal. After Microsoft releases a fix, the same command can be used to unhide the update and allow installation. Next, this method works well for automation. Scripts can be deployed through RMM platforms, making it easy to enforce update exclusions consistently across devices. Other Ways To Control Problematic Updates Meanwhile, Microsoft's wushowhide.diagcab tool offers a manual alternative for standalone systems. It allows technicians to hide an update through a simple interface, though it does not scale well for managed environments. On the other hand, Group Policy and Registry-based controls are useful for driver-related updates. By blocking specific hardware IDs, Windows can be prevented from reinstalling a known bad driver repeatedly. Some organizations also choose to log blocked KBs in the Registry for audit, compliance, and reporting purposes. This creates a local record that can be queried later for audits, compliance checks, or troubleshooting. Best Practices For Patch Stability Finally, Windows Update for Business (WUfB) policies can defer entire categories of updates when broader testing is required. This does not replace KB-level blocking, but it adds a safety buffer. Tools like NinjaOne extend this control with automated KB-specific scripts, reporting, endpoint tagging, compliance monitoring, and patch management workflows, all without disrupting normal patch hygiene. For more information, check out our official blog post on blocking specific Windows updates linked in the description below.