To find out which version of Windows your device is running, press the Windows logo key + R, type winver in the Open box, and then select OK. Here’s how to learn more: Select Start > Settings > System > About . Open About settings. Under Device specifications > System type , see if you're running a 32-bit or 64-bit version of Windows.

To see self-help answers, or to get support via email, Select Help from the top menu then Help. Open the Help pane. Enter your question or issue in the Search Help box on the right, and then press Return. If the self-help answers don't resolve your issue, try a different search, or scroll to the bottom of the Help pane and, under Still need ...

To unblock your account, you'll need to reset your password. Unblock your account. Enter the email address of the blocked account, then enter the characters you see on your screen and select Next. Enter the code generated by your authenticator app or select Use a different verification option to get a text message. Notes:

AND 和 OR 函数最多可支持 255 个单独条件，但并不建议使用多个条件，因为构建、测试和维护复杂的嵌套公式是非常难的。. NOT 函数仅采用一个条件。. 下面是根据它们的逻辑写出的公式：. 公式. 说明. =IF (AND (A2>0,B2<100),TRUE, FALSE) 如果 A2 (25) 大于 0，并且 B2 (75 ...

This might also occur if the device has been moved and the lighting conditions are dramatically different in the new location. To improve recognition, select Start > Settings > Accounts > Sign-in options > Facial recognition (Windows Hello) , and then select Improve recognition. If you are having a problem with Windows Hello facial recognition ...

Types of info. What will be deleted. Where it's stored. Browsing history. The URLs of sites you've visited, and the dates and times of each visit. On your device (or, if sync is turned on, across your synced devices)

Install and use a scanner in Windows 10. Windows 10. When you connect a scanner to your device or add a new scanner to your home network, you can usually start scanning pictures and documents right away. If your scanner doesn't automatically install, here's some help to get things working. Select one of the following sections, or select Show all.

使用 CONCAT 函数合并数据. 选择要放置合并后数据的单元格。. 键入“ =CONCAT ( ”。. 首先选择要合并的单元格。. 使用逗号分隔要合并的单元格，使用引号添加空格、逗号或其他文本。. 在公式末尾添加括号，然后按 Enter。. 示例公式可能是“ =CONCAT (A2, " Family") ”。.

Here’s the list for the new Microsoft Edge and Microsoft Edge for Mac. Windows Mac. Press this key. To do this. Ctrl + Shift + B. Show or hide the favorites bar. Alt + Shift + B. Set focus on the first item in the favorites bar. Ctrl + D.

Hinweis: Änderungen an der Hardware führen nicht unbedingt dazu, dass Ihrem Gerät sofort Windows 11 angeboten wird.Das Upgrade wird nach und nach auf Marktgeräten durchgeführt auf der Grundlage von Informationsmodellen, die die Eignung der Hardware, Zuverlässigkeitsmetriken, Gerätealter und andere Faktoren berücksichtigen.