To add another account to OneDrive on your computer. If you already have a personal OneDrive account set up, you can only add work or school accounts.

如果知道用户名和密码但已停止工作，请阅读 我的用户名和密码已停止工作。. 如果你忘记了 Microsoft 帐户用户名或电子邮件地址， 并且 之前已在 Microsoft 帐户上设置了其他 安全信息 ，请按照以下步骤操作。

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.

To check for any security issues, go to Windows Defender settings, select Show details, and check your security status.

Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.

These terms are used when your message has been intentionally blocked by a spam or blacklist filter on the recipient's email server. The recipient's server believes that the mail server or mail account that you're using is a source of spam.

Note for iPhone: If you are having trouble with your iPhone import, make sure your device is unlocked and you’ve accepted the permissions. Note for Android and other devices: If you’re using an Android phone or other device and import isn’t working, you might need to change your phone’s USB settings from Charging over USB to Transfer Files or Transfer Photos.

若要升级到 Windows 11，需要硬盘上有足够的空间进行安装。 若要查看计算机上可用的硬盘空间，请选择任务栏上的"文件资源管理器 (在Windows 7) 中称为Windows资源管理器，或按Windows徽标键 + E。. 然后，选择“计算机”或“这台电脑”，并在“硬盘驱动器”或“设备和驱动器”下进行查看。

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

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