When you need to protect the privacy of an email message, encrypt it. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text.

Can't see Restore from backup? If you don't see Restore from backup or Begin recovery when opening Authenticator, you will need to remove or sign out of all accounts to restore your account credentials.Learn how.. Unable to restore Authenticator account credentials. If you are unable to recover or restore your Authenticator's account credentials because you cannot access your backup account ...

联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Microsoft 365 for business If your business subscription plan includes the desktop version of the Microsoft 365 apps you won't see an option to install it unless someone in your organization assigned a license to you.. Learn how to check this in What Microsoft 365 business product or license do I have? or if you're a Microsoft 365 admin responsible for assigning licenses to people in your ...

On the Email tab, choose your account (profile), and then choose Repair.

Surface model. Link. Surface Pro X. Use Windows Update to keep your Surface Pro X drivers and firmware up to date. Select Start > Settings > Update & Security > Windows Update .Commercial customers can learn more about servicing Pro X at Deploying, managing, and servicing Surface Pro X.. Surface Pro (11th Edition)

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

Windows 10, version 1909 and Windows Server, version 1909 update history; End of service statement; May 10, 2022—KB5013945 (OS Build 18363.2274)

DirectX 9.0c 通过安装 DirectX 9.0c 最终用户运行时适用于 Windows XP 和 Windows Server 2003。. 某些应用程序和游戏需要 DirectX 9。 但是，你的计算机包含更新版本的 DirectX。 如果安装并运行需要 DirectX 9 的应用程序或游戏，你可能会收到错误消息“无法启动此程序，因为计算机中丢失 d3dx9_35.dll。