Product activation for Windows – online & support telephone numbers
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.
Windows 11 のアップグレードの準備 - Microsoft サポート
Windows 11 は新しい Windows ユーザー インターフェイスであり、お好みのものにあなたをさらに近づけます。 直感的なナビゲーションと簡単な整理により、Windows 11 はまったく新しい外観、より多くのアプリ、そして創造的で生産的な効率的な方法を備えています。
How to prevent and remove viruses and other malware
How to remove malware such as a virus, spyware, or rogue security software Removing a computer virus or spyware can be difficult without the help of malicious software removal tools. Some computer viruses and other unwanted software reinstall themselves after the viruses and spyware are detected and removed. Fortunately, by updating the computer and by using malicious software removal tools ...
エクスプローラーを見つけて開く - Microsoft サポート
Windows 11のエクスプローラーは、必要なファイルをすばやく簡単に取得するのに役立ちます。. Windows 11でチェックするには、タスク バーまたはスタート メニューで選択するか、キーボードの Windows ロゴ キー + E キー を押します。. エクスプローラーの使用 ...
Repair an Office application - Microsoft Support
Follow the steps for your installation type. Click-to-run. In the window How would you like to repair your Office Programs, select Online Repair > Repair to make sure everything gets fixed. (The faster Quick Repair option is also available, but it only detects and then replaces corrupted files.) MSI-based.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
如何将我的 Xbox 控制器连接到电脑？ | Xbox Support
通过 USB 电缆连接控制器 将微型 USB 充电缆线插入控制器顶部，将另一端插入电脑。 如果你使用的是 Xbox Series X|S、Xbox Elite 无线控制器系列 2 或 Xbox 自适应控制器，请使用 USB-C 缆线连接控制器。
Contact - Microsoft Support
Contact - Microsoft Support
Device protection in Windows Security - Microsoft Support
Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.
Contact Skype support - Microsoft Support
Contact Skype support. Select your issue. I'm having trouble signing in to Skype. I have a question about payments, billing or Skype's paid services. I'm having trouble making a call. I have a question about how to use Skype's features. I don't see my contacts, Skype Credit or chat history after signing in. I need help with my Skype account.
お問い合わせ - Microsoft サポート
サポートが必要な製品を選択してください. 最初にセルフヘルプ オプションを紹介します。. 必要に応じて、Microsoft スペシャリストとのライブ チャットなど、追加のヘルプを利用できます。. Microsoft 365. Office. Windows. Xbox. Surface デバイス. Copilot.