Android 设备上的“连接至 Windows”. 如果之前在 Android 设备上运行“ 连接至 Windows ”，请确保更新应用以接收最新版本。. “链接到 Windows”应用预安装在运行 Android 9.0 或更高版本的选定 Samsung、HONOR、Surface Duo 和 OPPO 设备上。. 在此类设备上，可以通过从屏幕顶部 ...

Prepare your Windows 11 device for a hardware change. First, follow these steps to find out if Windows 11 is already activated. Select the Start button, then select Settings > System > Activation . Open Activation settings. If you're not activated, complete the activation process with the steps you see on the Activation page.

In the first cell of the range that you want to number, type =ROW (A1). The ROW function returns the number of the row that you reference. For example, =ROW (A1) returns the number 1. Drag the fill handle across the range that you want to fill. Tip: If you don't see the fill handle, you might have to display it first.

当无法使用 GPS 或其他方法检测到更确切的位置时，你可以为设备设置 Windows、应用和服务可以使用的默认位置。. 更改设备的默认位置，当无法检测到更确切的位置时，Windows、应用和服务可以使用这些位置. 转到 “开始 > 设置> 隐私&安全性 > 位置 ”。. 在“默认 ...

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features. Select the Download button on this page. In the File Download dialog box, click Run or Open, and then follow the steps in the Windows Security Troubleshooter.

Excel might format it as " 2-Feb". If you change your date setting in Control Panel, the default date format in Excel will change accordingly. If you don’t like the default date format, you can choose another date format in Excel, such as " February 2, 2012" or " 2/2/12". You can also create your own custom format in Excel desktop.

If your computer has more than one operating system, use the arrow keys to highlight the operating system you want to start in safe mode, and then press F8. On the Advanced Boot Options screen, use the arrow keys to highlight the safe mode option you want, and then press Enter. Log on to your computer with a user account that has administrator ...

Use PowerPoint in a web browser. If you have a Microsoft account (hotmail.com, outlook.com, live.com, msn.com) or a Microsoft 365 work or school account, you can view and edit a presentation for free in a web browser. Save the file to OneDrive or Dropbox and use PowerPoint for the web to open it. If you don't already have a Microsoft account ...

Right-click on the desktop you want to change. Select Choose background. Select the list in the Personalize your background section, then select Picture. Select a picture. Use multiple desktops in Windows to organize projects, or quickly switch between desktops before a meeting.

Under System , select Display . Your PC should automatically detect your monitors and show your desktop. If you don't see the monitors, select Multiple displays , then Detect. Use the dropdown list next to the image of your desktop to choose how your screen will project across your displays. Once you've chosen your setup, select Apply.