在 “选择默认签名”下，设置以下选项。. 在 “电子邮件帐户 ”下拉框中，选择要与签名关联的电子邮件帐户。 可为每个邮件帐户设置多个签名。 可以将签名自动添加到所有新邮件。 在 “新建邮件 ”下拉框中转到 ，然后选择其中一个签名。 如果不想自动向新邮件添加签名，请选择“ (无) ”。

了解如何接收从 Microsoft 购买的商品的退款或换货。

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

For Insiders The Xbox Insider Program was built for you! On PC, Xbox console, or mobile, you can get early access to new games and features, join playtests with our developer partners, and provide valuable feedback to help shape the Xbox experience.

Equation Editor (Microsoft Equation 3.0) was included in earlier versions of Word, but was removed from all versions in the January 2018 Public Update (PU) and replaced with a new equation editor.

Notes: Some users won’t see the notification for the first hour after a Windows Update due to their notification settings. (To check this, select Start gt; Settings > System > Notifications > Turn on do not disturb automatically, and see if For the first hour after a Windows feature update is checked.) To change Dynamic Lighting settings before seeing the notification, follow the steps above.

Devices running Windows 11 version 22H2 and older. If you're running Windows 11 version 22H2 and older, Windows 10, Windows 8.1, Windows 7 or any other earlier OS version, your device will not be affected by the MSDT Troubleshooter retirement.

There could be various reasons why you want to move OneDrive files from one account to another. You’ve worked hard on your school projects and want to transfer the files in the cloud storage you use at school to your personal OneDrive before you graduate, to use for your resume, portfolio, or even work-related projects.

查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。

Help for Microsoft mobile apps on Android and iOS devices. Find how-to articles and video tutorials for Samsung Galaxy and iPhone. Learn how to link your Microsoft 365 mobile apps, including Outlook, OneNote, and Your Phone.