开始之前. 在开始对设备的蓝牙进行故障排除之前，请先检查以下事项： 检查产品信息. 如果设置的是新设备，并且缺少蓝牙，请检查产品规格以确保其具有蓝牙功能。

Before you begin, determine your device model and manufacturer. You'll need this info later in the process.

Find your files in Windows 11 using one of these methods. Search from the taskbar: Type the name of a document (or a keyword from it) into the search box on the taskbar.You'll see results for documents across your PC and OneDrive.

Recover PDF and Word files from your C: drive to the recovery folder on an E: drive. Winfr C: E: /regular /n *.pdf /n *.docx Extensive mode examples Recover any file with the string "invoice" in the filename by using wildcard characters. Winfr E: C: /extensive /n *invoice*

Scan the page and save it on your computer in a common file format: .bmp, .jpg, or .png. For information on how to use your scanner, use the manufacturer’s manual or Web site.

To capture a video snip, open Snipping Tool, select the Record button, then select New recording, or press Windows logo key + Shift + R.Select the area of the screen you wish to record, then select Start.When you are done, select Stop.At this point you can save the recording as-is or select Edit in Clipchamp to work with it in the Clipchamp video editor.

Under Ways to sign in , you have three choices to sign in with Windows Hello:. Select Facial recognition (Windows Hello) to set up facial recognition sign-in with your PC's infrared camera or an external infrared camera

Learn how to fix common OneDrive personal or OneDrive for Business sync problems.

To check activation status in Windows 11, select the Start button, and then select Settings > System and then select Activation .. Your activation status will be listed next to Activation.. Check activation status in Settings. You'll see one of these activation status messages on the Activation page:

Wait for it to find nearby printers, then locate the one you want to use, and select Add device.If you want to remove the printer later, select it, and then select Remove.