Microsoft says November security updates cause printing issues

Microsoft has warned customers that the November 2026 security Update may break printing for documents with complex formatting. The company confirmed the problem earlier this week, and administrators and everyday users are now trying to work out how much it affects their systems. The report, first covered by BleepingComputer, adds to a long history of Windows updates that fix security flaws while creating new operational headaches.

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What Microsoft Has Confirmed About the Printing Problem

According to Microsoft, the issue appears after installing the November 2026 security updates on affected Windows devices. Documents with complex formatting may fail to print correctly, or may not print at all. The company described the problem as tied to how certain layouts are processed during print jobs.

Microsoft has not said that every printer or every document is affected. Plain text documents and simple files appear to print normally, while files with intricate layouts, embedded graphics, or unusual font handling are more likely to trigger failures.

The acknowledgment came through Microsoft's official release health channels, where the company tracks known issues with Windows updates. Customers are advised to check that dashboard for changes, since entries are often updated as engineers learn more.

Which Users and Systems May Be Affected

The users most likely to notice the issue are those who regularly print documents with heavy formatting. These include office workers handling reports, legal teams producing long filings, and designers or marketing staff printing brochures and layouts.

Enterprise environments may feel the impact more than home users. Large organizations often push security updates to hundreds or thousands of machines at once, so a printing bug can quickly become a flood of help desk tickets.

Microsoft has not published a complete list of affected printer models or drivers. Until it does, IT teams may need to test their own print workflows to see whether the problem shows up in their environments.

Symptoms Customers Are Likely to Encounter

Based on Microsoft's description, the most visible symptom is a document that does not print as expected. Print jobs may stall in the queue, produce incomplete pages, or fail with an error message.

Some users may see output that differs from what appears on screen, such as shifted elements, missing images, or altered fonts. These problems can be hard to diagnose because they vary with the document and the printer.

Because the symptoms overlap with ordinary driver or network faults, some people may spend time troubleshooting hardware before realizing the update is the cause. Linking the timing of the problem to the November installation is a useful first step.

Why Security Updates Sometimes Break Printing

Printing in Windows depends on a layered system that includes the spooler service, drivers, rendering components, and the applications that generate the documents. A change to any layer for security reasons can interact unexpectedly with the others.

The print subsystem has been a frequent target for attackers, which is why Microsoft has hardened it repeatedly in recent years. Those protections sometimes change how drivers and documents are handled, and compatibility problems follow.

This does not mean the security fixes are unnecessary. It shows the tradeoff Microsoft faces between closing vulnerabilities quickly and testing against the many hardware and software combinations in the real world.

Possible Workarounds While Waiting for a Fix

Microsoft has said it is investigating and working toward a resolution. In the meantime, administrators can consider practical steps to reduce disruption, such as simplifying document formatting or printing to PDF first and then printing the PDF.

Another option is to try a different print driver, if one is available for the printer in use. Generic or manufacturer-supplied alternatives sometimes behave differently, though results will vary and testing is important before wider rollout.

Organizations that have not yet deployed the November updates may choose to delay them for printing-dependent teams. That approach carries risk, however, so it should be weighed carefully against exposure to the vulnerabilities the updates address.

Should You Uninstall the November Security Update

Removing a security update is generally a last resort. The November 2026 updates likely include patches for vulnerabilities that attackers may try to exploit, so uninstalling them leaves systems exposed.

If printing is critical and no workaround succeeds, administrators should limit the rollback to the affected machines and put other protections in place, such as network segmentation and tight access controls. Any rollback should be documented so the update can be reinstalled once a fix is out.

Home users should think twice before removing updates and should first try simpler measures, such as restarting the print spooler or reinstalling the printer driver.

A Pattern of Update Related Printing Troubles

This is not the first time a Windows update has disrupted printing. In past years, security patches have caused errors, crashes, and connection failures with various printers, forcing Microsoft to release out-of-band fixes.

Each incident erodes some confidence in the update process, especially among administrators who must justify rapid patching to their organizations. Many IT teams now stage updates in test groups before releasing them broadly.

The recurring nature of these problems also highlights how much businesses still depend on printing. Despite the push toward digital workflows, many industries cannot function without reliable access to printers.

What to Watch for Next From Microsoft

The next thing to watch is whether Microsoft publishes a fix in an optional preview update or a dedicated emergency release. Past printing bugs have been resolved both ways, depending on severity and how widespread the issue was.

Customers should keep an eye on the Windows release health dashboard and on official Microsoft support documentation. Those sources will carry the most reliable details on affected versions, workarounds, and the timing of a resolution.

Until a fix arrives, the best approach is to test before deploying, communicate with users about the known issue, and keep security protections in place. We will continue following the story and update readers as Microsoft shares more information.

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