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Create a system restore point - Microsoft Support
Windows 10. In the search box on the taskbar, type Create a restore point, and select it from the list of results. On the System Protection tab in System Properties, select Create. Type a description for the restore point, and then select Create. Create a system restore point.
Opciones de inicio de sesión de Windows y protección de cuentas
Ve a Inicio > Configuración > Cuentas > Opciones de inicio de sesión. Selecciona el método de Windows Hello que quieras configurar. Selecciona Configurar. Si no aparece Windows Hello entre las opciones de inicio de sesión, es posible que no esté disponible para tu dispositivo. Windows Hello requiere una cámara compatible o un lector de ...
Use Microsoft Authenticator with Microsoft 365
Choose Mobile app from the dropdown. Make sure " Receive notifications for verifications " is selected. Click Set up. Use these steps if you see this screen: Click here. In the drop down box under What's your preferred option, choose Notify me through app. Check the box for Authenticator app or Token, and then click Set up Authenticator app.
适用于: Office 商业版, Microsoft 365 管理员
Windows sign-in options and account protection - Microsoft Support
To turn on Windows Hello. Go to Start > Settings > Accounts > Sign-in options. Select the Windows Hello method that you want to set up, Select Set up. If you don't see Windows Hello in Sign-in options, then it may not be available for your device. Windows Hello does require a compatible camera or fingerprint reader.
Lock or unlock specific areas of a protected worksheet
If prompted, enter the password to unprotect the worksheet. Select the whole worksheet by selecting Select All. On the Home tab, select the Font Settings popup launcher. You can also press Ctrl+Shift+F or Ctrl+1. In the Format Cells dialog box, select the Protection tab and uncheck the Locked box and then select OK.
适用于: Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
Edit a PDF - Microsoft Support
To edit a PDF, open it in Word. This works best with PDFs that are mostly text. PDFs of book chapters or something that looks like a manuscript from a copier won't be formatted well in Word. Go to File > Open. Find the PDF and open it (you might have to select Browse and find the PDF in a folder). Word tells you that it's going to make a copy ...
适用于: Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016
Fix File Explorer if it won't open or start - Microsoft Support
To open Microsoft Edge, in the search box on the taskbar, type Microsoft Edge, and then select it from the results. Windows 11 Windows 10. To open File Explorer in Windows 11, select File Explorer on the taskbar or press the Windows logo key + E on your keyboard. Here are some things to try if File Explorer won't open.
Keyboard shortcuts for international characters - Microsoft Support
CTRL+SHIFT+&, s. The Unicode character for the specified Unicode (hexadecimal) character code. The character code, ALT+X. For example, to insert the euro currency symbol , press 20AC, and then hold down the ALT key and press X. The ANSI character for the specified ANSI (decimal) character code. ALT+the character code (on the numeric keypad ...
适用于: Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016, 新的 Outlook for Windows
Use a fix-it tool with Windows 10 - Microsoft Support
Instead of fix-it tools, Windows 10 uses troubleshooters to help you solve problems with your PC. To run a troubleshooter: Select Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters, or select the Find troubleshooters shortcut at the end of this topic, and then select Additional troubleshooters.
Create a USB recovery drive - Microsoft Support
To create a USB recovery drive. Swipe in from the right edge of the screen, and then tap Search. (If you're using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, and then click Search .) Enter recovery drive in the search box, and then select Create a recovery drive. After the recovery drive tool opens, make ...