Introducing Microsoft Phone Link Our evolution of the former Your Phone app brings a new name to the user experience. With the new Phone Link on your Windows PC and the new Link to Windows app on your Android device, accessing your mobile apps and content has never been easier!

Look up a forgotten username using other information. Look up your username using your security contact phone number or email address. Search

注意: 如果看不到“其他安全验证”页，则管理员可能已启用安全信息 (预览) 体验。如果是这种情况，则应按照“设置安全信息”中的说明使用验证器应用部分。 如果情况并非如此，则需要联系组织的技术支持部门以获取帮助。

需要在表格中或按行查找内容时，请使用 vlookup 函数。 例如，按部件号查找汽车部件的价格，或根据员工 id 查找员工姓名。 借助 xlookup，你可以在一列中查找搜索词，并在同一行的另一列中返回结果，无论返回结果的列在原列的哪一侧。

EA Play（以前称为 Origin Access Basic）一项订阅服务，订阅会员可游玩 EA 在主机和电脑上最受欢迎的游戏系列和顶级大作，获取专属游戏内挑战和奖励，订阅会员专属内容，以及获得即将发售的热门系列和顶级大作的新作的独家试玩版。

Join your work-owned Windows 10 device to your organization's network so you can access potentially restricted resources. What happens when you join your device

If you're having trouble using the Outlook for Android mobile app, Open an in-app Outlook support ticket. If you have a work or school account that uses Microsoft 365 for business or Exchange-based accounts, there may be additional requirements set by your IT admin.

无法登录到 Hotmail 或 Outlook.com？ Microsoft 始终保持留意异常的登录活动，以防其他人试图登录到您的帐户。 如果您在去新地方的旅途中或使用新的设备，我们可能会要求您确认登录的确实是您。

There are two types of rules in Outlook—server-based and client-only. Server-based rules When you're using a Microsoft Exchange Server account, some rules are server-based.These rules run on your mailbox on the Exchange mail server even when Outlook isn’t running.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.