Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.

Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history.On the Order history page, find your order and then look under Status.. Open Rewards dashboard

如果无法登录到Microsoft帐户，大多数问题都可以通过登录帮助程序工具进行识别。 该工具将要求你输入尝试登录时使用的电子邮件地址或移动电话号码，并检查你提供的详细信息。

Copy files to the new user profile. After you create the profile, you can copy the files from the existing profile. You must have at least three user accounts on the computer to complete these steps, including the new account you just created.

If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.

Notes: Meeting recordings won't capture whiteboards, annotations, shared notes or content shared in the stage view by apps, and also won't include videos or animations embedded in PowerPoint Live presentations.

提示: 如果你也检查“在我的手机上设置 Outlook Mobile”框，你将被带到一个网站，你可以在其中输入你的移动电话号码，你将收到下载 Outlook for iOS 或 Outlook for Android 的链接。安装 Outlook Mobile 是随时随地保持最新状态的好方法。

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

为什么需要验证码？ 当你登录到你的 Microsoft 帐户时，我们可能会要求提供其他证明，证明确实是你的帐户。 最多可以添加 10 种不同的方法来验证登录，并且可以选择：