他の情報を使用して忘れたユーザー名を検索する. セキュリティ連絡先の電話番号またはメール アドレスを使用してユーザー名を検索します。. 検索. 使用した電話番号やメール アドレスに送信される セキュリティ コードを要求 します。. コードを入力し ...

Select the product you need help with. We'll show you self-help options first. Additional help is available if you need it, including live chat with a Microsoft specialist. Microsoft 365. Office. Windows. Xbox. Surface devices. Copilot.

Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile. Get Microsoft account help. Manage your personal account from a single dashboard, including payment information, purchases, subscriptions, and more. Go to your dashboard.

About Microsoft Authenticator. Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN. You can use Authenticator to sign in to your Microsoft personal, work, school or other accounts. Authenticator can be used three ways:

First, launch Windows Backup: select Start , type windows backup, and select Windows Backup from the results. (Or you can select Start > All apps > Windows Backup .) Then select Folders to drop it down, and select which of your user folders you want to back up to OneDrive: You can back up your Desktop, Documents, Pictures, Videos, and Music ...

If your PC has a cellular data connection and you share it, it will use data from your data plan. Select Start , then select Settings > Network & internet > Mobile hotspot. For Share my internet connection from, choose the internet connection you want to share. For Share over, choose how you want to share your connection—over Wi-Fi or Bluetooth.

OneNote で、箇条書きや段落番号付きのリストを追加すると、ノートが見やすくなります。 行頭文字を使った箇条書きを作成する 特定の順序にする必要がないランダムなリスト (食料品や日用品の買い物リストなど) を作成する場合は、箇条書きの書式を使います。

Right-click on the desktop you want to change. Select Choose background. Select the list in the Personalize your background section, then select Picture. Select a picture. Use multiple desktops in Windows to organize projects, or quickly switch between desktops before a meeting.

Export contacts out of other email services. Export iCloud contacts. Export Gmail contacts – See Gmail help. Export Yahoo contacts – See Yahoo import and export help. Export Thunderbird contacts – See Mozilla support. Find the information you need to import to or exporting from Outlook, whether you're using Office 365, Outlook 2016, or a Mac.

Get Microsoft 365 support, help, and learning resources. Organize your life, expand your creativity, and protect what’s important with Microsoft 365.