Windows 10 puts notifications and quick actions in Action Center—right on the taskbar—where you can get to them instantly. Select Action Center on the taskbar to open it. (You can also swipe in from the right edge of your screen, or press Windows logo key + A.). Notifications at a glance

Select the Start button, then go to Settings > Personalization > Lock screen, and select Screen saver settings.In the Screen Saver Settings window, choose a screen saver from the drop-down list. Change your screen saver settings

Add a font. Download the font files. These often come compressed in .zip folders.In one .zip folder, you might find several variations on the same font, such as “light” and “heavy.”

注意: 删除所有内容 > 更改设置 提供了两个选项。. 打开数据擦除会删除文件并清理驱动器。如果你打算捐赠、回收或出售你的电脑，请使用此选项。 这可能需要一或两个小时的时间，但也会让其他人难以恢复你删除的文件。

通过使用减号、括号或应用红色（带或不带括号），可以显示负数。 选择要使用负数样式对其设置格式的单元格或单元格区域。

Outlook won't accept my password. If you've forgotten the password for a Microsoft account, user our sign-in helper to get back into your account.. If you know you’re using the correct password for your email account but Outlook won’t accept it, you might have an email account that requires additional security.

To save time on tasks you do often, bundle the steps into a macro. First, you record the macro. Then you can run the macro by clicking a button on the Quick Access Toolbar or pressing a combination of keys.

In the search box on the taskbar, type Create a restore point, and select it from the list of results.

Expand the top level of the Outlook data file in the Outlook Navigation pane to see the subfolders in the file. Click each subfolder to see the contents.

On the Home tab, in the Number group, click the arrow next to the General box, and then click More Number Formats.