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Can I upgrade to Windows 11? - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Basic tasks in Excel - Microsoft Support
Get started with basic tasks in Excel such as opening a workbook, entering and formatting data, calculating data, and trying some quick analysis features..
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Windows 11 をインストールする方法 - Microsoft サポート
開始する前に. Windows 11 をインストールするデバイスが、最小システム要件 を満たしていることを確認します。 デバイスで Windows 10 を実行中の場合、Windows PC 正常性チェック アプリ を使用して、最小システム要件を確認することをお勧めします。 要件を満たしていないデバイスに Windows 11 を ...
Troubleshoot Windows Media Player Errors - Microsoft Support
Repair or reset Windows Media Player: If Windows Media Player is not working properly, you can try to repair or reset it to its default settings.To do this, Select Start > Settings > Apps > Installed Apps.. Scroll down and click the three horizontal dots next to Windows Media Player and choose Advanced options, and click the Repair or Reset button. Note that resetting Windows Media Player will ...
激活 Windows - Microsoft 支持
若要在 Windows 11 中检查激活状态,请选择“开始 ”按钮,然后选择“设置 > 系统 ” ,然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息:
Reset or recover your lost Microsoft account password
Enter your Email, phone, or Skype name in the first box if you know it.; In the Contact email address text box, type an email address where we can contact you or send your password reset link. Note that this email address should be different from the one you’re trying to recover. In the third text box, type the characters displayed on the screen.
Show desktop icons in Windows - Microsoft Support
Note: If you are in tablet mode, you may not be able to see your desktop icons properly.You can find the program by searching for the program name in File Explorer. To turn off tablet mode, select action center on the taskbar (next to date and time), and then select Tablet mode to turn it on or off.
Change the account used to send email messages
Why is the From button is missing? If you see the Send button, but don’t see the From button, the typical cause is that your Outlook profile contains only one email account. To view the From button, you'll need to add another email account.. If you have multiple email accounts, you can add the From button manually.Once you add the From button, you can't remove it unless you remove all but ...
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
获取最新 Windows 更新 - Microsoft 支持
Windows 设备可能会在不同时间获得新功能,因为 Microsoft 通过多种服务技术提供非安全更新、修补程序、改进和增强功能,包括受控功能推出 (CFR)。 如果你需要重启设备来完成更新,Windows 会通知你,你可以选择最适合你完成更新的时间。
Microsoft アカウントのメール アドレスまたは電話番号を変更する
Microsoft アカウントに関連付けられているメール アドレスと電話番号は エイリアスと呼ばれ、同じ連絡先、オンライン ストレージ、サブスクリプション、アカウント設定を使用します。
Applies To: Microsoft account dashboard