注意: 默认情况下，所有搜索都是 and 搜索。 必须将 not 和 or 运算符大写。 否则，必应将忽略它们作为停止字词，这些字词和数字是常见的单词和数字，为加快全文搜索速度而省略。

Important: Before trying any of the solutions below, make sure you back up your personal files. You can back up your Windows PC, or insert a USB drive and use File Explorer to drag and copy important files to the USB drive.If you’re signing into Windows with a Microsoft account, your system settings will be automatically restored after updating, once you’re connected to the internet.

The new Microsoft Edge helps you browse, search, shop online, and more. Like all modern browsers, Microsoft Edge lets you collect and store specific data on your device, like cookies, and lets you send information to us, like browsing history, to make the experience as rich, fast, and personal as possible.

“高级启动选项”屏幕使你可以在高级疑难解答模式下启动 Windows。 你可以访问该菜单，方法是打开计算机，然后在 Windows 启动之前按 F8 键。

Adjust size and color. To adjust the size of text, apps, and other items, select the Start button, then select Settings > Accessibility > Text size.Use the slider next to Text size to make just the text on your screen larger.To scale up everything on your screen, select the Start button, then select Settings > System > Display, and change the Scale drop-down menu under Scale & Layout to a ...

如果你收到有关 Microsoft 帐户上异常活动的电子邮件，或者你担心其他人可能使用了你的帐户，请转到“最近活动”页。 你将看到你的 Microsoft 帐户在过去 30 天内的登录时间，以及任何特定于设备或应用的信息。

注销你的帐户，然后登录到新帐户。 如果已修复所有问题，则请将你的个人数据和文件迁移到新帐户。 若要将个人文件从旧帐户移动到新帐户，请尝试打开文件资源管理器，展开此电脑，选择 OSDisk (C：) ，然后查看“用户”文件夹，此时应会看到这两个帐户的文件夹。

Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content

如果选中了“在我的档案中显示图标”复选框，但图标仍未显示，请注销出现问题的设备然后重新登录。在电脑上，可能还需要重新启动应用：启动任务管理器，选择正在运行的应用（Game Bar 或 Xbox 应用），选择结束任务，然后重新启动应用。

Notes: If you have existing lists of safe names and addresses, you can move that information into Outlook. Click Import from File and browse for the list file that you want. To create a file that uses your current list, click Export to File and then specify where you want the new file saved.. To change a name on the list, click the name that you want to change and then click Edit.