Microsoft has confirmed that some users might find their PC unable to boot after installing the January 2026 security update released on January 13. Some users might be forced to manually recover their PC by uninstalling the latest update. (Image credit: Mauro Huculak)It's unclear how common this issue is, as most users have not reported their PC unable to boot. Get the Windows Central Newsletter All the latest news, reviews, and guides for Windows and Xbox diehards. Contact me with news and offers from other Future brands Receive email from us on behalf of our trusted partners or sponsorsIt's unclear why January's security update for Windows 11 has been so disastrous.