Defragment your Windows 10 PC - Microsoft Support
Optimizing your drives can help your PC run smoother and boot up faster. To optimize them: Select the search bar on the taskbar and enter defrag.
Use Smart charging in Windows - Microsoft Support
Learn how Smart charging in Windows can help your battery last longer over time.
如何登录 Outlook 网页版 - Microsoft 支持
注意: 如果使用 Microsoft 帐户 （例如 Outlook.com 、Hotmail、Live 或 MSN 电子邮件帐户）而不是工作或学校帐户登录，请注销，然后使用正确的帐户重新登录。 不确定使用哪个帐户登录？ 在 Outlook 导航标头中选择 “帐户管理员 ”。 如果未使用所需帐户登录，请 ...
适用于:
Office 商业版, Office 365 小型企业版, Outlook 网页版, 适用于 Exchange Server 2016 的 Outlook 网页版
所有产品
如果您需要对 Microsoft 产品和应用的支持，您可以访问这个网站，查找相关的帮助主题，或者联系专业的支持人员。
Download Microsoft Authenticator - Microsoft Support
The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.
تنشيط Office - دعم Microsoft
Excel لـ Microsoft 365 Word لـ Microsoft 365 Outlook لـ Microsoft 365 PowerPoint لـ Microsoft 365 Access لـ Microsoft 365 OneNote for Microsoft 365 Publisher لـ Microsoft 365 Visio (النظام 2) Excel 2021 Word 2021 Outlook 2021 PowerPoint 2021 Access 2021 Project Standard 2021 Publisher 2021 Visio Professional 2021 Visio Standard 2021 Office 2021 OneNote 2021 Excel 2019 Word ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Microsoft 365 专属 Publisher, Visio 计划 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Office.com, Project for Office 365
Set up dual monitors on Windows - Microsoft Support
Under System , select Display .Your PC should automatically detect your monitors and show your desktop. If you don't see the monitors, select Multiple displays , then Detect.
Excel で外部参照へのリンクを解除する - Microsoft サポート
外部ブックのソース ブックへのリンクを解除すると、 参照、ソース内の値を使用するすべての数式 ブックは現在の値に変換されます。 これは、 アクションを元に戻すことはできません。 コピー先ブックをバックアップとして使用します。
适用于:
Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016, Excel 2013
Sign in - Microsoft Support
Training: Sign in to office.com with your Microsoft personal, work, or school account. Watch this video to learn how.
适用于:
Office 2021, Office 2019, Office 2016
Baixar e instalar ou reinstalar o Office 2019, o Office 2016 ou o ...
Se esta for a primeira vez que você instala o Microsoft 365, talvez seja necessário seguir algumas etapas de configuração primeiro. Expanda a seção a seguir para saber mais. No entanto, se você está reinstalando o Microsoft 365 e já resgatou uma chave do produto e tem uma conta associada ao Microsoft 365, vá para a seção entrar para baixar o Office.
适用于:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013