Lithium-ion batteries wear out over time, which can result in a battery not holding a charge for as long as it did when it was new. Keeping the battery charged to 100% all the time can cause it to deteriorate faster.

To upgrade to Windows 11, you need enough space on your hard drive for the installation to take place. To view how much hard drive space is available on your computer, select File Explorer on the taskbar (known as Windows Explorer in Windows 7) or press Windows logo key + E. Then select Computer or This PC and look under Hard Disk Drives or under Devices and drives.

默认情况下，查阅表格中信息的函数必须按升序排列。 但是 VLOOKUP 和 HLOOKUP 工作表函数包括 range_lookup 参数，此参数命令函数即使在未对表格排序的情况下，也要查找精确匹配。 若要查找精确匹配，请将 range_lookup 参数设置为 FALSE。 请注意：如果使用 TRUE（表示命令函数查找近似匹配），不仅会导致 ...

To add a picture, in the box you want to add it to, click the picture icon , select the picture you want to display in the chart, and then click Insert.

In Windows 10, you can share your printer with many PCs on your network. To share a printer from the PC that the printer is connected to (the primary PC) with secondary PCs that the printer is not connected to, you must set up sharing settings for the printer, connect the printer to the primary PC (either wirelessly or by using a USB cable), and then turn on the printer.

Create an organization chart using SmartArt graphics. Although you cannot automatically connect two top-level boxes with a line in the organization chart layouts, such as Organization Chart, you can imitate this look by adding a box to the top level to your SmartArt graphic and then drawing a line to connect the boxes.(On the Insert tab, in the Illustrations group, select Shape, select a line ...

You can use a simple formula to sum numbers in a range (a group of cells), but the SUM function is easier to use when you’re working with more than a few numbers. For example =SUM(A2:A6) is less likely to have typing errors than =A2+A3+A4+A5+A6. Here’s a formula that uses two cell ranges: =SUM(A2:A4,C2:C3) sums the numbers in ranges A2:A4 and C2:C3.

Training: Get up and running quick. Note: If you already had an account signed in to OneDrive and you want to add another account, click the OneDrive cloud icon up in the Menu bar, click the three dots to open the menu, and select Preferences.Click the Account tab, select Add an Account to start OneDrive Setup, and then sign in.

With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat.

培训：PowerPoint 设计器可帮助在几秒钟内自动创建专业的幻灯片。 只需插入一张或多张图片、项目列表或日期列表，然后选择所需设计即可。 观看此视频以了解如何操作。