准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。 如果已兑换产品密钥，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。

Activate a brand new Office product key. Troubleshoot activation errors. Activate Microsoft 365 or a non-subscription version of Office. When you start an Microsoft 365 app that's not activated, you'll be prompted to sign in to Microsoft 365.

在“ 产品信息 ”下，你将看到你的 Office 产品名，在某些情况下，还可看到完整的版本号。. 1 - 产品名，例如 Microsoft 365 专业增强版或 Office 家庭和学生版。. 2 - 版本号，其中包括版本、 内部版本号和如“即点即用”或 Windows 应用商店等安装类型。. 有关详细 ...

如果您購買的 Office 或 Microsoft 365 隨附產品金鑰，您可以在下方列出適用於您產品的網站上輸入產品金鑰。 輸入金鑰之後，您可以下載並安裝 Office，也可以為您的 Microsoft 365 訂閱續約。 提示: 使用商務小幫手取得技術專長。 與我們的小型企業顧問聯繫，以協助您和貴公司中的每個人Microsoft 365 產品。 深入瞭解。 是否有產品金鑰相關的問題？ Office 或 Microsoft 365 產品金鑰範例： XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. Microsoft 365、 、Office 2021、 Office 2019和Office 2016 (PC 和 Mac)

Select Install (or depending on your version, Install apps>). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install.) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account. For Microsoft 365 Germany go to portal.office.de/account.

If a Microsoft 365 application such as Word or Excel isn’t working correctly, sometimes restarting it will fix the problem. If that doesn’t work, you can try repairing it. When you’re done, you might need to restart your computer. The steps to access the repair tool vary depending on your operating system.

To renew your Microsoft 365 subscription, you can buy an Microsoft 365 product key card from a retailer and redeem the key at https://microsoft365.com/setup. You can also renew your subscription online, without a product key, at https://support.microsoft.com/help/4026354/office-renew-your-office-365-subscription.

在 Mac 上安裝 Office 2016. 下載完成後，請開啟 Finder 並移至 [下載]，然後按兩下 Microsoft_Office_2016_Installer.pkg (名稱可能稍有不同)。. 提示: 如果您看到無法開啟 Microsoft_Office_2016_Installer.pkg 的錯誤，這是因為它來自無法辨識的開發人員，請等候 10 秒，然後再試著再次 ...

Find solutions to common problems or get help from a support agent. How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.

Microsoft 계정 암호를 변경 또는 다시 설정하는 방법 알아보기 잊어버린 Microsoft 계정 암호 관련 도움을 받으세요. "암호 입력" 창이 열려 있는 경우 암호 잊기를 선택하세요. 그렇지 않은 경우 아래의 암호 재설정을 선택하고 재설정하려는 계정의 사용자 이름 을 입력하고 다음을 선택합니다.