The Office app is running in the background. If the file is not shared on a network or if you are certain that no one is currently editing it, then an instance of the Office app with the file open might be running in the background.

If your internet service provider gave you a wireless router or gateway, your network password might be printed on the router or gateway. Look for the following terms:

Automated safe mode is triggered if a Microsoft Office application could not start due to specific problems, such as an add-in or extension that won't start or a corrupted resource, file, registry, or template.

Add your email account. Depending on the device you're using, select one of the links below for help on adding your account: Set up email in the Outlook for Android app

注意: 如果你是管理组织中的 Surface for Business 设备的 IT 管理员，请参阅恢复工具 (Surface IT 工具包) 了解将受支持的 Surface 设备还原到其出厂状态的另一种方法。

如果你信任 Windows 安全中心检测为恶意的文件、文件类型、文件夹或进程，可以通过将该文件添加到排除项列表，以使 Windows 安全中心停止向你发出警报或阻止程序运行。

How webinars are different from ordinary meetings. Typically, meetings are collaborative and conversational between participants: discussing plans, sharing materials, assigning or accepting tasks, and more.

如果遇到特定文件类型的错误，则可能是编解码器缺失或过时。 若要解决此问题，请执行以下操作： 检查文件属性： 确保电脑上有正确的编解码器来播放媒体文件。 若要检查文件格式和编解码器信息，请右键单击媒体文件，选择“属性”，然后转到“详细信息”选项卡。

Summary. This update automatically applies Safe OS Dynamic Update to the Windows Recovery Environment (WinRE) on a running PC to address a security vulnerability that could allow attackers to bypass BitLocker encryption by using WinRE.For more information, see CVE-2024-20666.

If you want to play DVDs in Windows 10, go to Microsoft Store to buy Windows DVD Player or another app that plays DVDs. Free DVD player options are also available.