You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

This service is free. Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

OneDrive には、300種類のファイルを保存できます。. セキュリティで保護されており、ブラウザー、モバイルアプリ、Mac、Pc で利用できます。. Office ドキュメントでは、Office を使っているかどうかに関係なく、他のユーザーと編集したり、共同編集を行うこと ...

Remote Assistance Support from Microsoft allows a Microsoft support professional in another location to view your computer screen and work on your computer over a secured connection. Protect yourself from tech support scams. Before clicking 'I accept', review the: Agreement for Microsoft Services. Microsoft Software License Terms.

Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Find operating system info in Windows 11. To find out which version of Windows your device is running, press the Windows logo key + R, type winver in the Open box, and then select OK. Here’s how to learn more: Select Start > Settings > System > About . Open About settings.

如果你已兑换产品密钥，只需重新安装应用，或者知道你已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office 。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。 展开下面的“ 了解详细信息 ”部分获取详细信息。 浏览器中的引导式支持可以为 Office 问题提供数字解决方案. 尝试引导支持. 详细了解 产品密钥、分配的许可证、工作区折扣计划和批量许可证版本. 登录以下载并安装 Microsoft 365 或 Office. 提示: 通过业务助手获取技术专业知识。 与我们的小型企业顾问联系，帮助使 Microsoft 365 产品适用于你和你的企业中的每个人。 了解详细信息 。

If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: Windows 11 Windows 10. 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6.

请尝试以下方法：. 确保电脑已连接到 Internet。. 如果缺少“ 更新选项 ”且只有“ 关于 ”按钮，则表示你有批量许可证安装或公司正在使用“组策略”管理 Office 更新。. 请尝试 Microsoft 更新 或联系公司的技术支持。. 若要手动下载更新，请参阅 Office 汇报 。. 若 ...