Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE. When prompted, enter the product key. You can find the product key on the sticker on the CD case or other packaging. If you need help, see Find your Product Key for Office 2007.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription.

Here’s how to learn more: Select Start > Settings > System > About . Open About settings Under Device specifications > System type , see if you're running a 32-bit or 64-bit version of Windows. Under Windows specifications, check which edition and version of Windows your device is running.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

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 ...

Windows Hello Windows Hello 可讓您使用您的臉部、虹膜、指紋或 PIN，登入您的裝置、應用程式、線上服務和網路。 即使您的 Windows 裝置可以使用 Windows Hello 生物識別技術，您也能選擇不使用。 如果這是您要的選擇，您可以完全放心，識別您臉部、虹膜或指紋的資訊絕對不會離開您的裝置。 Windows 不會將 ...

Learn how to download, install, and configure additional language packs for various versions of Windows.

Your Microsoft account dashboard is where you can manage your personal information and security settings, keep tabs on your subscriptions and order history, and manage your payment and billing options. You can also organize your family’s digital life, track the health and safety of your devices, and browse or redeem rewards.

Meet Windows 11. Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need. Read on to get to know Windows 11.