获取有关 Windows 激活错误的帮助 - Microsoft 支持
选择“ 开始 ” > “ 设置” > “ 系统” > “ 激活” 。. 如果你拥有有效产品密钥，请选择“更改产品密钥”，然后输入 25 个字符的产品密钥。. 如果没有有效产品密钥，请选择“转到 Microsoft Store”，根据说明购买 Windows 数字许可证。. 打开“激活”设置. 注意 ...
Check your network connection status - Microsoft Support
Windows 11 Windows 10. Windows 11 lets you quickly check your network connection status. Select the Start button, then type settings. Select Settings > Network & internet. The status of your network connection will appear at the top. Check your network connection status. Check your network connection status in Windows.
Introducing Microsoft Phone Link and Link to Windows
The Link to Windows app is preinstalled on select Samsung, HONOR, Surface Duo, and OPPO devices that are running Android 9.0 or later. On such devices, you can find the Link to Windows app under the Quick Settings menu by swiping down from the top of your screen. For all other Android devices running Android 7.0 or later, download the new Link ...
Phone Link requirements and setup - Microsoft Support
The following are required for this to work: A PC running Windows 11. An Android devices running Android 8.0 or later. Your Phone and your PC both need to be connected to Wi-Fi network. Make sure to have both your PC and Android device nearby, turned on, and connected to Wi-Fi network. Open Settings on your PC.
Scan a document or picture - Microsoft Support
A scanner you've connected using a wired, wireless, or network connection. An app for scanning files, such as Windows Scan, available for free from Microsoft Store. The Windows Scan app can help you scan pictures or documents and save them to your PC as JPEG, bitmap, or PNG files. For more info, see Install and use a scanner in Windows.
メール メッセージの送信に使用するアカウントを変更する - Microsoft サポート
Outlook に複数のアカウントがある場合、新しい電子メール メッセージを作成すると、Outlook は既定のアカウントを [差出人] アカウントとして選択します。 ただし、メッセージを返信、全員に返信、または転送したい場合、Outlook は元の電子メールの送信先と同じアカウントでメッセージを送信し ...
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
Upgrade to Windows 10 Pro - Microsoft Support
Upgrade to Windows 10 Pro. Windows 10. Windows 10 Pro offers more advanced security and business networking features, including: BitLocker Drive Encryption. Remote Desktop. The ability to join a domain or Azure Active Directory. If you're running Windows 10 Home, select Get Windows 10 Pro to upgrade your device.
2023 年 4 月 11 日 - KB5025288 (仅限安全的更新) - Microsoft 支持
提醒 Windows 8.1 于 2023 年 1 月 10 日终止支持，不再提供技术协助和软件更新。 如果你的设备运行 Windows 8.1，建议将它们升级到更新的、正在使用的和受支持的 Windows 版本。 如果设备不符合运行更新版本 Windows 的技术要求，建议将其替换为支持 Windows 11 的设备。
Update drivers manually in Windows - Microsoft Support
In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...
Windows 10 アップグレード アシスタントの進行状況が 99% から進まない - Microsoft サポート
Windows アップグレード アシスタントの進行状況が、99% 完了した状態から 4 時間以上進まない場合は、以下の操作をお試しください。. 注意: お使いの PC を再起動する前に、以下の手順を実行します。. そうしない場合、 [Media] フォルダーを利用できない可能 ...