Microsoft has released a fix for KB5073455, which broke shutdown functionality on Windows 11 Enterprise systems with Secure Launch, causing unexpected reboots.

That stubborn Windows 10 holdout number divides between those with PCs eligible to upgrade and those that aren’t. There are hundreds of millions of users in each of those camps. One question regularly asked is whether Microsoft will force upgrades on those with eligible PCs. No sign of that yet — but some Windows users are not so lucky.

Microsoft confirmed that a recent Windows update is blocking customers from accessing their Microsoft 365 Cloud PC sessions.

ZDNET's key takeaways Secure Boot protects your PC against bootkit malware.The Windows update refreshes expiring Secure Boot certificates.To install, head to Settings and select Windows Update. I typically advise Windows users to install each new monthly Patch Tuesday update for the security fixes alone.