Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. There are three methods to which you can activate your product: Online via the internet, by telephone using our automated systems, and by a live support advocate. Online: When you begin activation ...

Windows 11 インストール メディアの作成. Windows 11 ソフトウェアのダウンロード ページ で、 今すぐツールを作成 を選択してから指示に従って Windows 11 をインストールします。. 警告: Windows 11 の最小システム要件 を満たしていないデバイスに Windows 11 を ...

Troubleshoot problems with Microsoft Authenticator You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.

Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

If you purchased a Microsoft 365 subscription from a third-party retailer instead of the Microsoft Store, contact the third-party retailer directly to manage your subscription and billing.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

Microsoft 日本語 IME は、Windows 10 October 2020 Update (バージョン 2004) の時点で更新され、Windows 11 でも使用可能です。. IME は、 [IME 設定] > [一般] の互換性設定をサポートしています。. 新しい IME で問題が発生した場合は、 [以前のバージョンの Microsoft IME を使用 ...

Stay informed and efficient with dynamic updates that bring weather, finance, sports, traffic, and app notifications right to your lock screen. Imagine getting ready for your day with a glance at the forecast, or staying ahead of the stock market changes, all without unlocking your device. It’s the perfect blend of personalization and practicality, tailored just for you.

Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.