According to the source review, Microsoft has clarified the reasons behind a noticeable increase in reboots during Windows 11 updates. This behavior is tied to mandatory Secure Boot certificate updates necessary for maintaining system security and is expected to affect some users in the coming months.

  • Additional restart expected during Secure Boot certificate update installs
  • Issue affects both consumer and business Windows 11 devices globally
  • Some users report up to three reboots, raising concerns of boot loops

Product angle

The source review reports that Microsoft has announced an increased complexity in Windows 11 update procedures related to updating Secure Boot certificates. These certificates play a critical role in preventing malware such as rootkits from loading before the operating system, thereby enhancing security. The additional reboots occur because a new Secure Boot certificate is being deployed to replace certificates expiring in June 2026, requiring a one-time update process.

Though the update process may feel unusual due to occasional multiple restarts—sometimes even three instead of the typical one—the source clarifies that this is an intentional and controlled part of the update. It reassures users that such behavior does not indicate fundamental problems or failed updates but rather reflects a necessary security maintenance step at the operating system level.

Best for / avoid if

This update process is best suited for Windows 11 users who prioritize system security and routinely install cumulative updates. Enterprises and individual consumers seeking robust protection against low-level malware threats will benefit from these security certificate upgrades as they help ensure Secure Boot continues to defend before the OS loads. Users who maintain regular update routines should expect these changes as part of ongoing device safety measures.

However, users with older hardware or those experiencing firmware compatibility issues might find the multiple restarts disruptive or troublesome. Reports indicate some Windows 11 devices have difficulty applying these certificates due to firmware limitations, which may lead to prolonged update times or perceived installation failures. Such users may want to consult device manufacturers or delay updates until compatibility improves.

Pricing and alternatives to check

Microsoft Windows 11 updates, including the Secure Boot certificate renewals, are delivered free to eligible devices as part of the operating system's ongoing maintenance cycle. There is no direct cost associated with these updates, but users should be prepared for the time burden caused by extra reboots and prolonged installation sequences that may occur during this period.

Alternatives to consider for users seeking different update experiences or operating systems include Windows 10, which is also receiving these certificate updates under extended support, or exploring other platforms like macOS or Linux distributions. These alternatives provide different update mechanisms and security models, which may impact reboot frequency and update duration, although they come with their own compatibility and ecosystem trade-offs.

Source assisted: This briefing began from a discovered source item from TechRadar Software. Open the original source.
Review disclosure: Review-watch pages are buyer briefings unless clearly labelled as hands-on SignalDesk reviews. Affiliate, sponsor or free-access relationships should be disclosed on the page. Read the review methodology.
How SignalDesk reports: feeds and outside sources are used for discovery. Public briefings are edited to add context, buyer relevance and attribution before they are published. Read the standards

Related briefings