BitLocker is an integral part of Windows 11's security, and it works best when it's configured and managed properly. When you purchase through links on our site, we may earn an affiliate commission.

ストレージ全体を暗号化してデータを守る機能「BitLocker」は、一部の「Windows」エディションで利用可能な標準保護機能だ。PC紛失や盗難などのリスクに備えたデータ保護を実現する一方、その暗号化を解除するための鍵を適切に管理しておかないと、PCに ...

A recent Windows 11 update is causing significant problems for some users during system startup and in everyday use. As ...

Microsoft has confirmed that the Windows 11 April 2026 cumulative update, KB5083769, can cause some systems to boot into BitLocker recovery after installation. The issue is real, but it is also ...

Microsoft has addressed a known issue causing some Windows 11 systems to boot into BitLocker recovery after installing the April 2026 Windows security updates. BitLocker is a Windows security feature ...

「BitLocker」は、ドライブ暗号化機能として搭載されているWindowsの機能の1つだ。一定条件を満たすと自動的に実行され、ドライブを暗号化して、盗難や紛失、譲渡などの際にストレージのデータを保護できる。しかしながら、不具合や設定ミスなどで起動時 ...

Microsoft has resolved a known issue causing some Windows Server 2025 devices to boot into BitLocker recovery after installing the April 2026 security update. The BitLocker security feature encrypts ...

Microsoft’s Windows 10 update KB5094127 is causing BitLocker recovery key prompts on enterprise PCs with specific Group Policy configurations. PCWorld reports this primarily affects business systems ...

Every Patch Tuesday, there’s a moment where you hover over that “Install” button and wonder what you’re getting into. The April 2026 update for Windows 11, KB5083769, has given plenty of users good ...