If you recently moved from BIOS to UEFI and you cannot boot your computer since then, here is how you can repair the EFI bootloader in Windows 11/10. It is pretty easy to repair the EFI bootloader ...

The big picture: The Secure Boot certificates Microsoft originally issued in 2011 for Windows devices are set to expire next month. The company is currently rolling out new Secure Boot keys to ...

A major change is coming to Windows that neither individual users nor IT admins can ignore. Here’s how to prepare. Microsoft is preparing to make a significant change to the Secure Boot system in ...

If you're looking for an approachable home-theater upgrade, Denon's new AVR-X2900H AVR-3900H receivers offer flexibility and scalability. By Tony Ware Published May 14, 2026 1:55 PM EDT Add Popular ...

We got a sneak peek at Denon’s new mid-range AVRs for 2026. They offer sonic upgrades and some cool new features. Will it be enough convince current customers to upgrade? Denon’s AVR-X3900H (pictured) ...

Microsoft Secure Boot certificates from 2011 begin expiring in June 2026. Here’s how to check whether your Windows PC has the 2023 update. A hidden Windows security deadline is creeping toward ...

Compare features, performance, and find the right Denon A/V Receiver for your home theater setup. It also never stopped sparring—playfully or otherwise—with its sibling brand Marantz. While Marantz ...

PCWorld explains how Windows 11’s April update now automatically notifies users about Secure Boot certificate status, eliminating manual PowerShell checks. Microsoft’s current Secure Boot certificates ...

Denon is best known for its AV receivers, of which it makes a wide variety. They can range from around $400 to $10,000, with the higher-end models supporting more channels, offering more power and ...

Windows will now tell you if Secure Boot is working properly. The new status indicates whether you have the latest Secure Boot updates. The April Windows update also patches a whopping 164 security ...

Ty Pendlebury is CNET's senior editor for TV and home audio, and author of the daily Insider newsletter. He has rigorously tested, reviewed and written about AV equipment for the company since 2006.