Download and install the My Apps Secure Sign-in Extension. Download and install the My Apps Secure Sign-in Extension, if you're prompted. This extension helps you use your desktop browser to use single sign-on with your organization's cloud apps.

Microsoft 365 is our cloud-powered productivity platform. With a subscription to Microsoft 365, you can get: The latest productivity apps, such as Microsoft Teams, Word, Excel, PowerPoint, Outlook, OneDrive, and so much more.

Add people from your address book or contacts list, and choose OK.To select multiple people, hold down the Ctrl key as you choose members.

个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密，) 通过“设置”应用或控制面板： 在这种情况下，激活 BitLocker 的用户选择了保存密钥的位置，或者在设备加密的情况下选择 (，) 自动将密钥保存到其 Microsoft 帐户。

Track your tasks in My Tasks. Planner offers a purpose-built My Tasks view, designed to centralize all the tasks relevant to you. My Tasks is organized into four distinct views, each serving a unique purpose: Private tasks: Private tasks is a place for you to quickly jot down tasks at the speed of thought.This is a place where you can create tasks that do not belong to a plan yet.

Types of info. What will be deleted. Where it's stored. Browsing history. The URLs of sites you've visited, and the dates and times of each visit. On your device (or, if sync is turned on, across your synced devices)

Certificate authority (CA) A certificate authority is an entity similar to a notary public.It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

SharePoint Server Organizations can deploy and manage SharePoint Server on-premises or with an Office 365 Enterprise subscription to take advantage of all the latest features.And it offers additional features and capabilities, such as modern site pages, modern web parts and authoring, modern lists and libraries, modern search, integration with PowerApps, Power BI and MS Flow, and SharePoint ...

Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.